Microneedling For Hair Loss: Should You Do It For Hair Growth?

Table Of Content

• Study population
• inherited genetic disorders and inflammatory diseases
• Regenerative Treatments: Microneedling and PRP
• Microneedling for Different Types of Alopecia
• Increasing Blood Flow to the Scalp
• You’ll Have Access to Other Treatments
• Table 3
• Microneedling Combination Treatments

Skin irritations, bruising, and peeling are also common, yet mild, side effects following microneedling, adds Joseph. Still, no matter the tool used in your treatment—stamps or rollers—microneedling is thought to be relatively safe, Joseph tells us. For example, someone with a V-shaped widow's peak would start by microneedling hairline recession on both sides of the "V," where there's still some hair, but it's thinning. A woman with female-pattern hair loss, marked by frontal hairline thinning, diffuse thinning over the head's crown, or increased part width, could treat these areas of thinning hair with microneedling. Managing expectations is key if you're considering trying microneedling for hair loss. Microneedling as a standalone treatment has yet to be shown to regrow enough hair to cover large bald spots if someone has advanced hair loss.

Study population

For example, pressing too hard or using needles that are too long can cause scarring. Keep scrolling to learn how microneedling can boost collagen (and hair growth) in your scalp. Finally, 4 out of 22 clinical studies utilized split-scalp study designs to evaluate MN against or as an adjuvant to topicals and/or injectables.

inherited genetic disorders and inflammatory diseases

"Essentially, they're the ones getting ready to be lost permanently, [but] we can turn that around and make it a fuller, stronger, thicker hair." While it’s tempting to buy your own dermaroller, it’s much safer to leave these devices in the hands of a licensed and experienced professional for your hair loss treatment. Dermatologists strongly discourage doing microneedling at home or with providers who aren’t properly trained.

Regenerative Treatments: Microneedling and PRP

Microneedle patch digs deep to regenerate hair in bald mice - New Atlas

Microneedle patch digs deep to regenerate hair in bald mice.

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Dermarolling at home is another addition to the list of “at-home anti-aging treatments” sweeping the market. The number and variations of dermarollers available for purchase are ever-growing. This can cause some confusion about which device is best and whether the one you decided on really works.

Microneedling for Different Types of Alopecia

People with blood disorders, active acne, who are pregnant or breastfeeding, or who have diabetes should speak with a doctor before investing in a microneedling device. (2) If you are thinking about trying dermarolling at home, it may be best to first speak with your dermatologist or family physician. It is important to keep in mind that microneedling tools are medical devices that need to be kept sterile, or they can cause even more issues.

Dermatologists may recommend microneedling with other treatments, such as topical serums, radiofrequency, or platelet-rich plasma. A dermatologist can explain additional treatment options and their estimated costs. Since microneedling is considered a cosmetic or aesthetic procedure, it’s usually not covered by insurance. In the rare event that a doctor deems the procedure medically necessary, it’s recommended that you check with your insurance provider before your appointment. Unfortunately, microneedling is not covered by medical insurance as it's considered a cosmetic procedure. For instance, if you have a documented case of AA that's negatively affecting your quality of life or a debilitating case of acne, you may consider opting for insurance to pay for the procedure.

You’ll Have Access to Other Treatments

"These things are helpful to improve the existing hair on the head — make it fuller, make it thicker," she explains. A larger concern, particularly if you receive the treatment at a medical spa or a clinic that doesn't specialize in microneedling for hair, is permanent hair damage and loss, says Dr. Kinler. Providers who aren't trained in the procedure may increase the needle depth too much, which can cause damage to the hair bulb when it enters the scalp, she explains. "I have seen patients come in with superficial breakage of the hair shaft at the scalp, which obviously takes a while to regenerate," she says.

The best combination therapy using microneedling in the treatment of alopecia is still being researched. How often microneedling for hair should be done, for how long, and which additions will be key aspects of choosing treatment. And despite the promising results from the previously mentioned study, dermapens might be a better choice compared to using a dermaroller on the hairline given their increased precision. Dermarollers come in a wide range of styles and needle lengths, but generally are less precise than professional-grade machines and are not typically as adjustable for different areas or skin types. Modest results are still possible, offering a more financially appealing alternative to potentially expensive in-office treatments. If you're considering microneedling to treat or prevent hair loss, you'll want to start out with a clean and healthy scalp.

Collagen levels in the skin decline as we age, and new collagen can be produced when the skin is in repair mode. If you are set with a medication, but need a dermaroller, we have you covered there, too. Our titanium-needled Strut dermaroller is only $11.99 with a sturdy design and longer-needles for scalp penetration. If you are also interested in using a topical formulation in conjunction with microneedling our doctors can answer your questions and help find a good routine for you.

Goren et al. demonstrated that reduced sulfotransferase activity in hair follicles predicted topical minoxidil nonresponders [42]. More recently, Sharma et al. found that, over 21 days, once-weekly microneedling led to a median increase in sulfotransferase activity of 37.5% [8]. Microneedling (MN) is a minimally invasive procedure involving the induction of percutaneous wounds with 0.25–5.00 mm medical-grade needles. MN can be administered at-home or in-clinic, with devices ranging from needling stamps, manual rollers, and automated pens with or without fractional radiofrequency. Scalp microneedling for hair loss (alopecia) works by stimulating specialized hair follicle stem cells, which can trigger enhanced hair growth. All studies exploring the effectiveness of microneedling for hair regrowth use medical-grade devices.

After you are done microneedling, you will want to apply a calming and soothing lotion all over the scalp. At this point, you can stop microneedling, or you can use the same technique to go over the scalp diagonally. But, if you want to try out microneedling yourself at home due to the ease or the cost savings, you should have a pretty good idea of how to do it safely and effectively before you begin. Results may vary based on the severity of the skin concern, its location, and the treatment plan used. Microneedling often requires touch-up treatments as part of a long-term maintenance plan. It is said to rejuvenate and plump the skin with minimal discomfort and downtime, and it can be adjusted to fit each person’s needs.

While the exact reason for this type of hair loss is unknown, it is generally understood that “the immune system mistakenly attacks hair follicles, leading to hair loss,” she adds. If you’re experiencing elevated levels of the hormone dihydrotestosterone (DHT), your body will respond by shrinking your hair follicles and reducing the length of the hair growth cycle, according to Cleveland Clinic. Your provider may ask you to stop using certain topical creams, including retinoids or lotions to prepare for your first treatment. You may also be given a prophylactic prescription for antiviral medication if microneedling to the face. Be sure to follow their instructions and ask any questions you have so that your procedure goes smoothly.

Microneedling for hair growth is a particularly interesting option for people who haven’t had much success with FDA-approved hair loss treatments. It can be used on its own or as a combination treatment with platelet-rich plasma therapy, minoxidil, and other topical treatment options. Microneedling is a minimally invasive procedure where fine needles create small punctures in the scalp. This process can activate the body's wound healing response, promoting blood circulation and nutrient supply to hair follicles, which may encourage hair growth. Microneedling is a minimally invasive procedure that involves puncturing the skin with tiny needles to stimulate collagen production and improve skin texture.

Dog Hair Coloring Guide Before & After Tips

Table Of Content

• OPAWZ 7.5” Curve Shear - Intermediate
• G.Piebald Coat Pattern
• Why dye your dog's fur?
• Understanding a Dog’s Hair Color
• Best Dog Hair Dyes in 2024 – Reviews and Top Picks
• The Coat Growth Cycle

Using dog fur dye has always been a fascination among some pet owners. Below are two fantastic creative grooms done by two professional dog groomers. The way the color has been used in a controlled manner to highlight the natural features, fur color and fur type of the dogs is amazing. • If any allergic reactions happen during dyeing, discontinue process immediately and consult a veterinarian.

OPAWZ 7.5” Curve Shear - Intermediate

Black dogs can range from a solid deep black to a slightly lighter shade with a glossy shine. Some breeds, such as the Doberman Pinscher and the Rottweiler, are known for their sleek black coats. If you want to see the brightest color on your dog, your best chance is on a dog with a white coat. Unfortunately, if you own a black or dark-colored dog, you’re not going to see much or any of the hair dye color. As with all dog hair dyes, be mindful during application to wear gloves and to protect your surroundings from stains. The natural color of your dog’s fur will play a significant role when choosing the perfect color of your dog’s hair.

G.Piebald Coat Pattern

The Best Dog Hair Dyes That Are Safe For Pets - Dogtime - DogTime

The Best Dog Hair Dyes That Are Safe For Pets - Dogtime.

Posted: Fri, 19 May 2023 07:00:00 GMT [source]

Always test any kind of dye on a small section prior to carrying out a dye job on a larger scale. That way you can wash out the dye relatively easy should any problems arise or if you're unhappy with the result. Some common side effects of dog hair dye include skin irritation, excessive shedding, and changes in fur texture.

Why dye your dog's fur?

You will want to factor in your regular groom price, plus your labor and product cost for creative grooming. OPAWZ offers dyeable wool swatches, or you can create your own swatch book with snips of hair. Have swatches on hand, as they are a great tool to show the clients what the final color result can look like on their pet. • Plug in the mini air compressor and the red POWER light will be on.

Dos and Don’ts of Dog Hair Coloring

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The 12 Best Dog Shampoos of 2024, Tested and Reviewed.

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It’s professional grade, meaning it’s used by professional dog hairstylists and in dog hair dying competitions. It’s also semi-permanent, so it will last a little longer than temporary wash-out dyes. It’s a little stronger than temporary dyes, but it’s still completely pet safe.

This ancient animal had a medium length brown to tan coat, just perfect for blending into his surroundings. The silver color in labrador is one of the rarest dog coat color. This tri-color pattern can be seen in breeds such as the French Bulldog and the Boston Terrier. The fawn areas are usually on the back and sides, with white on the chest and feet, and black on the face and ears.

Grey is a sophisticated and elegant color, and can be found in breeds such as the Weimaraner and the Afghan Hound. The Fi Dog Collar is essentially a smart collar for your furry friend. It's a combination of high-tech tracking technology and sleek design that makes it an excellent addition to your pet's style quotient.

Best Dog Hair Dyes in 2024 – Reviews and Top Picks

The collar's design and tech features are focused on providing comfort, safety, and style for your dog. While dyeing your dog's hair is a fun exercise, always remember that the comfort and safety of your pet should never be compromised. Always use pet-safe products and consider professional help if you're unsure. If you’re about to DIY your dog’s new coat color, you’ll need to do a little prep work.

The Coat Growth Cycle

When your dog is shedding their undercoat, make sure to brush or blow it out. That way, the undercoat (which is being shed) won’t get matted or trapped beneath the outercoat. The outercoat has three fully-formed layers (cuticle, cortex, and medulla), while the undercoat may only have a cuticle and cortex. The outercoat’s hairs are longer and stronger than those in the undercoat.

There are tons of questions surrounding dye, and while it’s loads of fun, as with all pooch products, you have to do your homework so the fur doesn’t fly. Phantom dogs usually have a single-colored coat, with specific parts of the body such as the legs, eyebrows, mustache, and inside of the ears in a different color. The Phantom Poodle is the most famous dog breed sporting this kind of marking. A liver color in dogs is caused by a dilution of the black pigment. Basically, this color is best described as dark brown, or in some breeds, it is called chocolate brown.

Some colors may seem vibrant on your dog’s coat while some may not be much noticeable. Temporary dog hair coloring offers a vibrant transformation but with a limited duration. We ensure that your dog gets the best hairdo but usually, things go sideways when pet owners don’t follow the right dos and don’ts of dog hair coloring.

Brands like Opawz and PetPaint lead the way in safe and vibrant hair dye products, turning your dog into the style icon of the dog park. When we talk about the concept of dog hair dye, we must stress that not all hair dyes are safe for pets. Dogs have sensitive skin and fur, which calls for a different set of products. There are several pet-friendly, non-toxic dog hair color options available, which are designed keeping your pet's safety in mind.

You’ll receive 12 pens with your purchase, each of which washes out with warm water and soap. The ingredients are non-toxic, so you won’t have to worry if your pet decides to try to lick off their new look. The colors show up on all fur types, including long and short as well as dark and light shades. If you’re looking for a way to give your pet a fun and all fur types, from short white hair to long, dark strands. It’s gentle and non-toxic, so you don’t have to worry about adverse effects. It’s also sold in a variety of formulas, so you can choose from products that last many months or only a few days.

A lack of these nutrients can lead to changes in the production of melanin and therefore changes in coat color. Additionally, certain foods or supplements may contain ingredients that can enhance or change a dog’s coat color. There are a wide variety of dog coat colors, including black, white, brown, red, cream, grey, fawn, and many more.

Bi-color coat patterns are just one of the many ways that dogs can express their individuality and uniqueness. No matter which combination of colors your dog sports, they are sure to turn heads and melt hearts with their one-of-a-kind appearance. Solid coat colors can give a classic and timeless look to your dog. Whether you prefer the lightness of cream, the sophistication of grey, or the warmth of fawn, there’s a solid coat color out there for every dog owner. Before jumping on the colorful dog hair dye bandwagon, consider your dog's personality. Some dogs might not enjoy the process of dyeing, while others might be unfazed.

Does Shaving Make Your Hair Grow Back Faster? Experts Unpack 10 Popular Myths

Table Of Content

• Beware of these 7 health hazards of prolonged sitting!
• How to shave properly
• Adult health
• Can you be ‘fat’ and still healthy?
• Should I believe headlines that say red wine is good for me?
• Exfoliate Your Skin One to Two Days Prior

So while shaving may provide a smooth surface to the touch, in reality, several millimeters of hair remain in the dermis. Therefore, you’re not actually doing anything to the hair follicle itself. Your legs and arms are large spaces that have more curves than any other part of your body. When shaving your legs and arms, you can stop pimples’ production and ingrown hairs by exfoliating before shaving.

Beware of these 7 health hazards of prolonged sitting!

The question of whether shaving makes hair thicker is a common concern among individuals who regularly engage in hair removal practices. Let’s delve into this topic and separate fact from fiction. Males begin growing facial hair during puberty when they start reaching sexual maturity. During that tumultuous time, boys get taller and their voices get deeper. That's because male hormones, particularly testosterone, go into overdrive.

How to shave properly

One of our editors swears by this pick because it smells incredible while still being gentle enough for their dry, sensitive skin. Looking for a soothing, unscented shaving cream that’s suitable for all skin types, including sensitive skin? Made with soothing aloe vera, sesame oil and sodium PCA, a humectant derived from amino acids, it allows for a close shave on the face or body. Our experts suggest soaking legs for at least ten minutes pre-shave to soften the area, so try shaving near the end of your bath or shower if possible. Despite what you may have heard or read, shaving does not affect hair growth.

Adult health

There are a lot of options for this and with varying results so unfortunately there isn’t a clear answer for this. Some popular options include drinking kiwi juice or eating eggs. Vitamin A and B are also good for promoting cell growth and hair growth.

At GlowskinCare, we are dedicated to helping you unveil your natural glow through carefully curated products and expert guidance. Made especially for dry, sensitive skin, this gentle lotion provides a boost of hydration that lasts for up to 48 hours. Inside the nourishing formula, you’ll find La Roche-Posay’s prebiotic thermal water, ceramide-3 and shea butter. It’s fragrance-free, non-comedogenic, suitable for babies as young as two weeks and accepted by the National Eczema Association. When your shave, you cut your hair at the shaft — but that doesn’t impact the actual root of the hair, which, like a dandelion root, is located beneath the surface. Whether you’re shaving your face, legs, or other parts of your body, there are tips to consider for each area to help you get the best results possible with fewer side effects.

Growth within the underarm area is similar to that of the leg region. The hair cycle is around three to six months and, “even if you never shave, there is a limit to how long it can get, ranging from one to two inches in length,” Longsworth says. Like the rest of us, Stenn isn't growing any younger and would love for this to be true. Our experts continually monitor the health and wellness space, and we update our articles when new information becomes available. This is partly due to its thickness, but it may also be because the new hair hasn’t yet been exposed to natural elements.

If you’re still in the game, you might sometimes wonder if your go-to hair removal tactics are really effective, or if they’re even making things worse, heaven forbid. No, shaving does not alter the thickness or density of hair. Hair may appear darker or coarser after shaving due to the blunt edge created, but this is purely a cosmetic effect.

Shaving Tips For Your Legs

Shaving merely removes the hair shaft at the surface level without affecting the hair follicle’s structure or function. Despite being as bald as a cue ball, I can grow a beard in a matter of days. Yet, they try hard, constantly growing hair and then shaving, believing their beards will grow thicker.

Exfoliate Your Skin One to Two Days Prior

The time length of each differs depending on the area of the body, which impacts the subsequent amount of hair growth possible in a given area. I’ve been asking myself this question lately because I’ve always shaved. When those fuzzy little hair started appearing early on in puberty, my mind quietly handed me a razor and showed me how to use it to get my smooth legs back. Since then, shaving has been my fave hair removal method. It appears that this belief has been passed down from generation to generation and the article published in the BMJ says it is often reinforced by popular media sources.

Hair expert Gaby Longsworth shares a great tip for avoiding this optical illusion. But when you shave your face, you will cut the hair at its thicker base, thus leaving the blunt ends. This might be so because when your hair grows back after shaving, it tends to have a different appearance. Let’s take a look at why this is, what the real effects of shaving are, and how to get a better shave. You may find yourself asking the question, “does shaving make hair thicker or grow faster? ” You might be surprised to find out that it doesn’t do either.

It turns out that shaving is actually a great and convenient way to get rid of unwanted peach fuzz. According to Dr Sejal Saheta, Dermatologist and Venereologist – InUrSkn, “The structure of your hair is determined by your physiology and your genetics. Genes, not shaving frequency, control hair growth, thickness and colour. When you shave your face, you first want to wash it before you apply shaving cream, gel, or soap.

Does shaving make hair thicker? Experts weigh in on the common misconception. - USA TODAY

Does shaving make hair thicker? Experts weigh in on the common misconception..

Posted: Sat, 11 Nov 2023 08:00:00 GMT [source]

If you're enjoying this article, consider supporting our award-winning journalism by subscribing. By purchasing a subscription you are helping to ensure the future of impactful stories about the discoveries and ideas shaping our world today. Sign up for free and stay up to date on research advancements, health tips, current health topics, and expertise on managing health.

Always use a brand-new razor when you shave this area. A lot of people do not use razors thinking they can promote thicker or faster re-growth of hair, darkens the skin, cause in-growths, etc. If you’re not sensitive to fragrance, we love this sweet, honey-and-vanilla-scented barrier-repair cream. It’s packed with peptides, hyaluronic acid, shea butter and resurrection plant, a type of plant that can withstand dehydration for months or even years.

The Comprehensive Guide to Microneedling for Hair Restoration

Table Of Content

• What to Expect During a Microneedling for Hair Loss Treatment
• How long does it take for a derma roller to induce new hair growth?
• Can You Buy an At-Home Dermapen? Are They Effective?
• How to Microneedle for Hair Loss: Plus What Needle Size Is Best
• Can Microneedling Help Hair Growth?

In medical terms, male-pattern baldness and female-pattern hair loss are called androgenetic alopecia or AGA. Microneedling, when used with other hair loss treatments, has been shown to help people with hair loss who don't respond to conventional therapy. Preliminary results suggest microneedling may also help those with telogen effluvium hair loss. Microneedling is a promising method to treat hair loss, particularly when used to complement the effects of other topical and oral hair loss treatments.

What to Expect During a Microneedling for Hair Loss Treatment

Most facial derma rollers are studded with minuscule needles so as to not irritate the gentle skin. However, larger derma rollers are widely accepted for scalp use, since they're able to better infiltrate through the hair—not to mention any scalp build-up that might be present. Finally, Ragab et al. demonstrated that, over a 3-month period, MN alongside topical PRP improves SALT scores similarly to fractional CO2 laser therapy alongside topical PRP (Table ​(Table3)3) [29]. The frequency of MN sessions ranged from once every 2 weeks to once monthly, with a mean session frequency of once every 3.46 weeks.

How long does it take for a derma roller to induce new hair growth?

Microneedling can be beneficial in cases of telogen effluvium by promoting a healthier scalp environment through the stimulation of collagen and improved blood circulation. This can help reduce hair shedding and encourage the transition from the resting (telogen) phase to the growth (anagen) phase. Combining microneedling with platelet-rich plasma (PRP) or cell-rich plasma (CRP) treatments represents a synergistic approach in the field of hair loss therapy, offering potentially enhanced and more promising results.

Can You Buy an At-Home Dermapen? Are They Effective?

Microneedling uses devices with tiny needles that only penetrate the upper layers of skin. This results in tiny punctures and facilitates the delivery of topical medications or nutrients. And unlike the average needle that hurts, microneedling is relatively painless. If you do find it painful, a topical anesthetic can usually be applied before treatments to make it less uncomfortable. In AGA-affected hair follicles, dihydrotestosterone dysregulates the Wnt/β-catenin pathway, induces transforming growth factor β1, and triggers apoptosis in dermal papillae and epithelial cells. This leads to a shortened anagen phase, reductions to dermal papillae cell cluster sizes with each re-entry into anagen and, consequently, microvascular degradation alongside progressive hair follicle miniaturization [33,34,35,36].

Minoxidil-loaded hyaluronic acid dissolving microneedles to alleviate hair loss in an alopecia animal model - ScienceDirect.com

Minoxidil-loaded hyaluronic acid dissolving microneedles to alleviate hair loss in an alopecia animal model.

Posted: Fri, 15 Apr 2022 07:00:00 GMT [source]

How to Microneedle for Hair Loss: Plus What Needle Size Is Best

Alopecia is a common cosmetic concern affecting over 50% of adults throughout a lifetime [1]. Hair loss disorders are typically categorized into scarring and nonscarring alopecias, with treatments dependent on the pathogenesis and diagnosis determined during dermatological evaluation [2]. While drug and nondrug interventions often help to improve many hair loss disorders, treatments for androgenic alopecia (AGA) are typically relegated to stopping the progression of the condition [3]. Moreover, treatments for alopecia areata (AA) and alopecia totalis (AT) remain limited, with recurrence rates high [4]. Consequently, there remains demand for novel and effective hair loss treatments.

Are at-home microneedling devices effective?

These factors can make your treatment less effective compared to seeing a professional. However, your healthcare provider can offer advice on how to best care for your skin during the recovery period. You should promptly contact your healthcare provider if you experience those or other painful symptoms. Microneedling is largely used to improve the appearance and texture of the skin. The procedure can reduce the appearance of enlarged pores, dark spots, and stretch marks.

Health Alerts from Harvard Medical School

While you may be able to purchase medical-grade devices online that more deeply penetrate the skin, it’s best to have this treatment performed by a professional in a controlled environment. After giving the anesthetic a few minutes to kick in, the clinician will clean the top of your head again and apply the microneedling device to your scalp. They may only microneedle the areas where you want to see hair regrowth, rather than your entire scalp.

Also known as collagen induction therapy, this treatment creates micro-punctures in the skin using miniature, sterilized needles. Spironolactone is a drug that's usually used to treat cardiovascular problems. However, it's also the most common anti-androgenic medication used by dermatologists in the USA. It can even be combined with other hair loss treatments, including minoxidil and finasteride. If you’d prefer to avoid drugs but want to combine microneedling with another hair loss treatment, you could also consider StimuSIL’s new SAGA treatments, which combine laser hair therapy with microneedling. Combining microneedling with PRP, which is made from your own blood, is another effective drug-free hair loss treatment option that’s becoming increasingly popular.

Scalp Microneedling Is The Hair Growth-Promoting Treatment To Know - Bustle

Scalp Microneedling Is The Hair Growth-Promoting Treatment To Know.

Posted: Tue, 26 Apr 2022 07:00:00 GMT [source]

It is also important to consult with a qualified healthcare professional before undergoing any hair loss treatment. The stimulation of collagen and elastin helps improve blood circulation in the scalp, delivering essential nutrients and oxygen to the hair follicles. This, in turn, encourages the revitalization of weakened or dormant hair follicles, promoting hair regrowth and reducing hair thinning or loss. Dermarolling is extremely effective when paired with minoxidil (commonly known as Rogaine®), stimulating hair growth in patients with alopecia. Minoxidil acts as a vasodilator, which means it widens the blood vessels and allows for more blood flow to target areas. Most research on microneedling has used this combination, and the results show promise.

When you first arrive for your microneedling appointment, your healthcare provider will likely apply a topical anesthetic to your skin to numb the area. While microneedling may be an effective treatment for several skin conditions, it's important to know what to expect during the procedure along with the risks of the treatment. Microneedling appointments can be scheduled with hair specialists, dermatologists, and other medical professionals that specialize in hair loss procedures.

This helps minimize issues such as treatment overuse or using too much pressure when applying the device, which can cause skin damage and exacerbate your issues. It also means that they are readily available if you ever experience any side effects or issues that require further care. It’s hard to say how many microneedling treatments you might need to regrow hair. When it comes to the length of the needles, a study from Iran showed that a depth of 0.6 millimeters generated more effective results than 1.2 mm. These findings were surprising to many healthcare providers since it was believed that the deeper the injections are, the better the results. In fact, doctors working with derma rolling recommended microneedling at a depth of 1-1.5 mm in a 2020 video on their website.