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The Grow 272 is HairSmart's flagship laser hair therapy device — a physician-backed laser cap that uses FDA-approved Low-Level Laser Therapy (LLLT) technology and delivers it directly to your scalp. Worn just 6 minutes a day, it works by energizing the mitochondria inside each hair follicle, pushing hair from the dormant (telogen) phase back into active growth (anagen).
Our Grow 272 Laser cap for hair growth uses 272 pure medical-grade laser diodes operating at two precisely calibrated wavelengths — 650nm red and 810nm near-infrared. The 650nm wavelength energizes surface follicles and improves scalp circulation, while the 810nm wavelength penetrates deeper into the dermis to stimulate roots at the cellular level. Together, they deliver comprehensive, layered photobiomodulation therapy that single-wavelength devices simply cannot replicate.
Backed by world-renowned hair transplant surgeons and recommended in clinical practices across the US, the Grow 272 is the trusted LLLT device for patients experiencing androgenetic alopecia (genetic hair loss), post-surgical recovery, and age-related hair thinning.

Why Choose HairSmart Grow 272 Laser Cap For Hair Growth
What You Can Expect
Pro Tip: The earlier you start, the better your results. Early-stage thinning responds faster to LLLT than advanced hair loss, because more living follicles are still present to reactivate. Starting at the first signs of thinning dramatically improves outcomes.
Grow 272 Dual Wavelength Laser Hair Growth Cap: Clinically Proven Technology
72 Participants, 26% New Hair Count In 3 Months
More Than 10,000 + Customers Trust HairSmart Grow 272 Laser Cap
How Low-Level Laser Therapy (LLLT) Regrows Hair
Hair loss is largely driven by a process called follicular miniaturization — where DHT (dihydrotestosterone) gradually shrinks hair follicles over time, producing thinner, weaker strands until they stop growing altogether.
Hair miniaturization causes hair to thin and eventually fall off
LLLT stimulates cell metabolism and fights miniaturization
Revitalized hair follicles grow back thicker, fuller & healthier
Watch Videos
Real People, Real Results, No B.S.
DIFFERENCES THAT YOU CAN SEE, CHANGES THAT TRANSFORM
Trusted by the World's Leading Hair Restoration Specialists
The Grow 272 is not a consumer gadget — it is a physician-grade tool used and prescribed in clinical practices worldwide. Here's what top hair restoration doctors say:
Combine for Maximum Results: HairSmart Signature Plans
For the ultimate hair restoration protocol, pair the Grow 272 with a HairSmart Signature Plan. Laser therapy activates the follicle from the outside; our clinically formulated Ayurvedic and functional supplements restore the internal environment for optimal hair growth. Together, they address every root cause of hair loss.
Start Your Hair Restoration Journey Today
PRODUCT DETAILS
Superior Technology
- 272 pure laser diodes — no LED fillers, no gaps in scalp coverage
- Dual-wavelength 650nm + 810nm activates both surface and deep follicles simultaneously
- 5mW per diode delivers a precise, optimal dosage of therapeutic light energy
- Transparent silicone casing maximizes light transmittance to the scalp
Clinically & Physician Backed
- Clinically proven to produce up to 51% more hair in 17 weeks
- 26% new hair count increase in 3 months (72-participant clinical study)
- Endorsed by world-renowned hair transplant surgeons,
- FDA-cleared technology for safety and efficacy in both men and women
Designed for Real Life
- 7-minute treatment — fits into any morning or evening routine
- Auto shut-off so you never over-treat accidentally
- Wireless, portable battery pack — use at home or while travelling
- Flexible silicone cap fits comfortably over any head shape
- No mess, no topicals, no prescription required
Safe for All Hair Loss Stages
- Effective for early-stage thinning through advanced androgenetic alopecia
- Works for both male and female pattern hair loss
- Zero known adverse side effects — drug-free and non-invasive
- Safe for use immediately after hair transplant surgery (3 days post-op)
- Compatible with other therapies: Minoxidil, DHT blockers, PRP, and HairSmart supplement plans
Long-Term Value
- Laser diodes last 6-10 years — most devices degrade within 2-3 years
- 6-month money-back guarantee protects your investment
- 1-year device warranty included
- Most cost-effective 272-diode dual-wavelength cap on the market.
FREQUENTLY ASKED QUESTIONS
- How long do I have to continue grow laser cap treatments?
Think about LLLT like brushing your teeth, or working out. If you have been working out for a long time, the results will stack over time. But if you stop working out one fine day, you will not lose results gained overnight, but slowly, you will notice a decline in your health.
Similarly, we recommend using Grow Laser for at least 4-6 months consistently. After that period, you should continue sessions for the best results. If you discontinue treatment, you will lose the benefits eventually over a period of time.
- Are all LLLT devices safe to use after transplant surgery?
No. After transplant surgery, it is important that your scalp does not come into direct contact with any foreign object. Many devices use teeth or spikes that are studded with a laser. You should not use such devices as they will damage your transplant. Instead, use a device that covers the entire scalp but does not directly touch the scalp. At the present time, only the Grow Laser 272 LLLT device is safe and effective for patients immediately following transplant surgery.
- How does the Grow Laser 272 compare to other handheld devices?
The Grow Laser 272 is the best value on the market because it has 272 pure laser diodes, a 7-minute treatment time, flex cap, auto switch off, and portable rechargeable battery, a 1-year warranty, and a very competitive price of $1495. There are many imitation products on the market that use a combination of LED and LASER, but Grow Laser is medically backed by the world’s top hair transplant surgeons such as Dr. Roy Stoller & Dr. Anthony Mollura, and Dr. Ronald Shapiro. It uses medical-grade, precision laser technology for uniform dosage and accurate dosage of 650nm of wavelength and optimal power of 5mw per diode. Our laser diodes last well over 6-10 years while most devices lose their intensity within a short span of 2-3 years. Our laser cap also comes with our 6-month refund guarantee along with expert medical management by our hair loss professionals.
Also, many similar-looking laser caps may not have the features of a shorter condensed treatment time, auto switch off, auto sensors, flex cap technology, transparent silicone casing for maximum light transmittance and most importantly the refund guarantee and unlimited warranty that you get from a physician-backed device vs a consumer device available on a marketplace.
- Do physicians advise the use of LLLT for hair growth?
Yes, medical doctors, including dermatologists, in the United States, Europe and Asia prescribe the Grow Laser 272® for use with male & female patients suffering from androgenetic alopecia. In fact, LLLT is the #1 physician-recommended treatment for hair growth at home.
- There are so many treatments for hair loss. How to decide?
There are numerous treatments for hair loss being marketed. They could range from OTC plant-based serums and vitamins, to pharma drugs to PRP or surgery. Not everything works for everyone, and each has its own strengths and disadvantages. To understand the options and their suitability for you and to make the best-informed decision, please DOWNLOAD THIS PDF.
In terms of side effects, however, it is important to note that LLLT has no known side effects, is drug-free and safe and effective for both men & women. Moreover, if desired can be combined with other therapies. For your convenience, we have compared ALL The hair loss treatments being sold on the market here (include pdf)
- Can LLLT be used with treatments such as Rogaine or Propecia?
Yes, you can successfully combine Grow Laser 272 with other hair loss treatments, such as a good DHT blocker, vitamin, as a post-surgery growth enhancer, and with PRP for maximum results. In fact, combination therapy is recommended. However, unless you are in advanced stages of hair loss, we recommend that you start with non-surgical treatment options first and then move on to invasive and surgical options such as PRP and Hair transplant surgery. If you need help figuring out the right course of treatment for you, you can either take this quiz or consult your physician.
- How long will I need to continue Grow LLLT sessions?
Hair loss is a progressive condition. If untreated, you can expect to lose more hair over time. After the initial 4 to 6 month LLLT treatment period, you should continue sessions for best results. Think about LLLT like brushing your teeth, or working out. If you have been working out for a long time, the results will stack over time. But if you stop working out one fine day, you will not lose results immediately but slowly over time.
- I've just noticed that my hair is starting to thin - am I beginning LLLT sessions too early?
It’s never too early to start LLLT therapy! It’s completely safe and uses the power of light to metabolize hair cells. So even if you are just starting to see early thinning, it’s a perfect time to buy the Grow Laser 272. As with any health-related condition, the earlier you start, the easier it is to reverse the condition, and also easier to halt further hair loss. So, actually, the sooner you start, the easier it will be to combat hair loss. LLLT hair treatment should be incorporated into your weekly preventative maintenance routine to preserve and strengthen existing hair and provide a healthy environment for continued growth.
- Can LLLT be used after transplant surgery?
Yes. LLLT can be used as early as 3 days after transplant surgery. Doctors have reported that using LLLT can help stimulate healing of the wounds and improve transplant results in hair loss patients. In fact, most hair transplant surgeons worldwide have chosen to use the LLLT to improve results and prescribe LLLT as a mandatory post-hair transplant for faster recovery and better growth. Overall, patients using LLLT post-hair transplant get excellent hair transplant results which is why HT surgeons swear by LLLT as a maintenance measure for their patients. Consult with your transplant surgeon for more information.
- Are all LLLT devices safe to use after transplant surgery?
No. After transplant surgery, it is important that your scalp does not come into direct contact with any foreign object. Many devices use teeth or spikes that are studded with a laser. You should not use such devices as they will damage your transplant. Instead, use a device that covers the entire scalp but does not directly touch the scalp. At the present time, only the Grow Laser 272 LLLT device is safe and effective for patients immediately following transplant surgery.
- Is Grow Laser 272® safe to use at home?
The Grow Laser 272® is completely safe to use at home. It comes with a portable power pack that automatically switches off after 7 minutes to prevent over-use in case the user forgets to turn it off. Treatment for use at home or while travelling. Also, this technology has been cleared for both SAFETY and EFFICACY by the US FDA.
- When will I know if Grow Laser 272® is working for me?
Every person is different. The Hair Follicle cycle is a 4-month cycle. So it takes at least 4 months to see visible results. In the first month - you will most likely experience a decrease in your hair fall, and by month 3, you will experience an improvement in the quality of your hair - meaning, your hair will be silkier, shinier, more manageable, bouncier, and will feel much healthier. For visible results through the naked eye - however, it can take up to 6 months, sometimes even more.
- Do I need to wash my hair or use a special shampoo before using Grow Laser 272®?
You can use your normal shampoo to keep your hair and scalp clean. For best results, use HS PROTECT SHAMPOO&CONDITIONER.
- Are there any negative side effects associated with using the Grow Laser 272®?
No. Testing and user testimonials have shown no side effects when utilizing the Grow Laser 272® with LLLT for hair growth.
ADDITIONAL INFORMATION
Product Specifications
- Device Name
HairSmart Grow 272 Laser Hair Therapy Cap
- Laser Diodes
272 medical-grade laser diodes
- Wavelengths
650nm (Red) + 810nm (Near-Infrared)
- Power per Diode
5mW
- Treatment Time
7 minutes per session
- Auto Shut-Off
Yes — automatic at 7 minutes
- Cap Design
Flexible silicone cap — conforms to head shape
- Casing
Transparent silicone for maximum light transmittance
- Power Source
Portable rechargeable battery pack
- FDA Status
FDA Cleared* for men and women
- Diode Lifespan
6-10 years (vs 2-3 years for most competitors)
- Sizes Available
Standard & XL
- Warranty
1-Year Warranty
- Money-Back Policy
6-Month Guaranteed Results or Full Refund*
- Made In
USA with imported components
- Safe Post-Transplant
Yes — cleared for use 3 days post hair transplant






