#1 Clinician-recommended·Women's hair growth brand· FDA-cleared·Follicle Microdosing™ Technology· Trusted by 100,000+ customers·Tested on 350,000 women· Regrow your hair or it's free· #1 Clinician-recommended·Women's hair growth brand· FDA-cleared·Follicle Microdosing™ Technology· Trusted by 100,000+ customers·Tested on 350,000 women· Regrow your hair or it's free·
 from 22150+ reviews

Crown Drops · Menopause

Crown Drops · Menopause

The red light Hollywood clinics use, now in the comfort of your home.

FDA-cleared. Built for women. Follicle Microdosing™ delivers the clinical dose in 10 minutes. Regrow your hair in a year, or it's free.

Stops Hair
In The Drain
New Hairs Along
Your Part Line
10 Minutes,
Hands-Free
No Drugs,
No Greasy Foams
Trusted by 100,000+ customers
 

Payment options

Explore each way to pay. Choose any method at checkout.

One paymentAll major cards, wallets and PayPal
Today€106,95

Covered by our guarantee: try it for free for 1 year — regrow your hair or it's free.

American Express Apple Pay BancontactBLIKGoogle Pay KlarnaMaestroMastercard MB WAY MobilePayPayPalShop Pay Union PayVisa
Klarna
Pay in 3Klarna · 0% interest, no fees
Estimate€35,65 /mo

Estimate for 3 interest-free payments on a €106,95 order. Subject to an eligibility check. Exact amounts are shown at checkout.
 
Gift with purchase FREE €348 SAVE €348
FREECrown Daily Drop

Crown Daily Drop

€348FREE

A full year of hair growth serum. One drop a day, made to work with the light.

BeforeAfter

★★★★★

Jennifer M.

Week 16
BeforeAfter

★★★★★

Ashley T.

Week 20
BeforeAfter

★★★★★

Susan K.

Week 12
BeforeAfter

★★★★★

Melissa R.

Week 16
BeforeAfter

★★★★★

Amanda W.

Week 24
BeforeAfter

★★★★★

Lauren B.

Week 16
BeforeAfter

★★★★★

Jennifer M.

Week 16
BeforeAfter

★★★★★

Ashley T.

Week 20
BeforeAfter

★★★★★

Susan K.

Week 12
BeforeAfter

★★★★★

Melissa R.

Week 16
BeforeAfter

★★★★★

Amanda W.

Week 24
BeforeAfter

★★★★★

Lauren B.

Week 16
Crown Drops · Menopause

Crown Drops · Menopause

€106,95
€106,95
SAVE Liquid error (snippets/price line 119): Computation results in '-Infinity'% Sold out

Everything you've tried worked on the hair. Red light works on the follicle, FDA-cleared, proven in double-blind trials for over a decade, and tested on 350,000 women against the leading devices. Different target, different result.

Less hair in the brush and the drain around week 8. Visible density along your part around week 12–16. We tell you the timeline before you pay, not after.

Then it's free. Try it for a full year, if you don't regrow your hair, email us for a complete refund. No photos, no forms, no fees.

365Guarantee

1-Year Money-Back Guarantee

A full year to see the difference. Or every cent back.

One email, full refund. No photos · No forms · No fees.

View full details

As featured in

Marie Claire

“The red light cap that finally feels designed for women.”

Healthline

“A drug-free, hands-free option for women noticing thinning.”

Vogue

“Quiet luxury meets hair care: ten minutes, and you forget it's on.”

Women's Health

“The easiest hair routine we've tried. It's just a cap.”

Real results

See the differencefor yourself.

Which sounds like you?

Red light therapy, explained

Hollywood's red light secret. Without the Hollywood price.

Fuller-looking hair in 10 minutes a day, from a cap built for women.

Dramatization. Individual results vary.

Step 1 · The cause

Your hair isn't gone. It's asleep.

Hormone changes, stress and age drain the energy of your hair roots. They shrink and stop growing full hair, but they're still alive.

Why most fixes fall short

  • Shampoos & serums coat the hair, not the root.
  • Vitamins only help if you're deficient.
  • Minoxidil is a daily drug that can irritate the scalp.
Step 2 · The science

Red light recharges the roots

At 650 nm, red light reaches the hair root and helps its cells make more energy (ATP), supporting a return to the growth phase.

  • Discovered in 1967
  • Tested in 11 double-blind trials
  • FDA-cleared and drug-free

Liu et al., Lasers in Medical Science, 2019

Step 3 · The result

Hollywood's secret, now at home

Celebrities pay up to $11,000 for red light panels. The Crown One Cap brings red light to your scalp, 10 minutes a day.

  1. Weeks 6–8Less shedding
  2. Months 3–4Fuller-looking hair

Inside the Crown One Cap

Suede on the outside. Science on the inside.

A cap you'd actually wear, built around the light the studies use.

What's inside

    By the numbers

    Two strengths. One for your hair.

    Clinician Reviews

    Independent Clinician Evaluations

    Clinicians can receive product samples and are never compensated to submit evaluations.

    Emily Whitmore, MDVerified clinician
    Specialty
    Dermatology
    Years in practice
    12

    Targets the follicle at the right dose, not just with more light.

    Product reviewed: RLT Cap Crown One | I recommend the Crown One Cap for women with early to mid stage thinning, where follicles are dormant but still viable. What sets it apart is the dosing: low level light therapy has a well documented biphasic response, and this device is calibrated to stay inside the effective window rather than

     Show more compete on diode count. In practice that matters more than the number on the box. Combined with a ten minute daily protocol my patients actually keep, it is the device I reach for first for female pattern thinning.

    Highlights: Calibrated dosing Follicle stimulation High adherence
    Victoria Hargrove, NPVerified clinician
    Specialty
    Family Medicine
    Years in practice
    7

    A drug free option my postpartum patients actually stick with.

    Product reviewed: RLT Cap Crown One | Many of the women I see with shedding are reluctant to start daily topicals or systemic treatment. Red light therapy is FDA cleared, non invasive and drug free, which makes it an easy first line recommendation. The Crown One's ten minute cordless format is the difference between a device that

     Show more gets used and one that ends up in a drawer. Adherence is where most hair loss plans fail, and this one fits into a morning routine. I also value that the included written plan sets honest expectations about the early shedding phase.

    Highlights: Drug free Non invasive Easy daily use
    Jonathan Sterling, MDVerified clinician
    Specialty
    Trichology
    Years in practice
    19

    Uniform scalp coverage designed around women's hair.

    Product reviewed: RLT Cap Crown One | Most light devices were engineered for male pattern baldness on short or shaved hair. Longer, denser hair shades the scalp and changes how much energy actually reaches the follicle. The Crown One is one of the few devices I have evaluated that accounts for this in its

     Show more geometry and dosing, delivering uniform coverage from the hairline to the crown. For diffuse female thinning, where the whole part line is involved, that uniformity is exactly what you want. The 350,000 women dataset behind it is unmatched in this category.

    Highlights: Uniform coverage Designed for women Evidence based
    Charlotte Wexley, MDVerified clinician
    Specialty
    OB/GYN
    Years in practice
    16

    What I now suggest when postpartum shedding will not stop.

    Product reviewed: RLT Cap Crown One | Postpartum telogen effluvium usually resolves on its own, but for a meaningful share of my patients the shedding continues well past the first year. For them I like having a non pharmacological option that will not interfere with breastfeeding decisions. The Crown One is the one I mention

     Show more first, because the protocol is realistic for a new mother: ten minutes, hands free, while feeding or answering messages. The written trichologist plan also helps patients recognize normal cycle turnover instead of panicking at week three.

    Highlights: New mother friendly No systemic exposure Realistic protocol
    Elizabeth Caldwell, MDVerified clinician
    Specialty
    Endocrinology
    Years in practice
    23

    A sensible addition for menopausal hair changes.

    Product reviewed: RLT Cap Crown One | Hair thinning is one of the most distressing and least discussed symptoms my menopausal patients report. Hormonal shifts push follicles into a low energy, shortened growth cycle. Photobiomodulation directly addresses the energy side of that equation, and the Crown One delivers it at the dose

     Show more the trials actually used. I appreciate that the brand communicates honest timelines: cellular changes first, visible density over months. That honesty is rare in this market and it keeps my patients consistent instead of disappointed.

    Highlights: Menopause relevant Honest timelines Energy mechanism
    Madison Ashford, MDVerified clinician
    Specialty
    Internal Medicine
    Years in practice
    31

    Safe alongside everything else my patients are taking.

    Product reviewed: RLT Cap Crown One | My first question with any device is safety and interaction. Low level light therapy has decades of clinical use with an excellent safety profile: no systemic absorption, no drug interactions, no downtime. That makes the Crown One easy to recommend alongside existing treatments

     Show more or for patients who cannot or will not take daily medication. The main side effect I counsel about is temporary shedding in the first weeks, which is cycle turnover and a sign the follicles are responding.

    Highlights: Excellent safety profile No interactions Works alongside treatment
    Katherine Prescott, NPVerified clinician
    Specialty
    Dermatology
    Years in practice
    9

    The earlier the intervention, the better the part line responds.

    Product reviewed: RLT Cap Crown One | The pattern I see most is a woman who has watched her part widen for two or three years before seeking help. Follicles that are dormant respond; follicles that are long gone do not. That is why I push for early intervention, and why I like that the Crown One

     Show more makes starting easy: no prescription, no lab work, ten minutes a day at home. In my experience the part line and crown, where miniaturization shows first, are exactly where consistent light therapy shows its clearest results.

    Highlights: Early intervention Part line focus No prescription needed
    Olivia Blackwell, MDVerified clinician
    Specialty
    Family Medicine
    Years in practice
    50

    In fifty years of practice, the data finally caught up.

    Product reviewed: RLT Cap Crown One | I have watched every hair loss trend come and go since the seventies, and I have learned to trust only what survives controlled trials. Photobiomodulation earned its place: double blind studies, a meta analysis showing significant density gains, an FDA cleared device class. The Crown One

     Show more stands out to me for one reason: discipline. It is engineered to the studied dose instead of chasing bigger numbers, and it was tested at a scale this category has never seen. That is how medical devices should be built.

    Highlights: Trial validated Studied dose Category leading data
    Rebecca Harrington, PAVerified clinician
    Specialty
    Cosmetic Dermatology
    Years in practice
    14

    Elegant enough that patients actually wear it every day.

    Product reviewed: RLT Cap Crown One | It sounds cosmetic, but design is clinical here. The single biggest reason light devices fail is that patients stop wearing them: the helmets are heavy, corded and frankly embarrassing. The Crown One looks and feels like something my patients want in their bathroom, and

     Show more that is precisely why they get results from it. Ten minutes daily, every day, beats thirty minutes of a device that lives in a closet. Design driving adherence, adherence driving outcomes: that is the whole game in at home therapy.

    Highlights: Design drives adherence Lightweight and cordless Patients keep using it

    2,340+ Clinicians Recommend It

    2,340+ Clinicians Recommend It

    2,340+ Clinicians Recommend It

    2,340+ Clinicians Recommend It

    2,340+ Clinicians Recommend It

    2,340+ Clinicians Recommend It

    2,340+ Clinicians Recommend It

    2,340+ Clinicians Recommend It

    2,340+ Clinicians Recommend It

    2,340+ Clinicians Recommend It

    2,340+ Clinicians Recommend It

    2,340+ Clinicians Recommend It

    2,340+ Clinicians Recommend It

    2,340+ Clinicians Recommend It

    2,340+ Clinicians Recommend It

    2,340+ Clinicians Recommend It

    Side by side

    Everything you tried, scored.

    Six things that matter. Only one checks every box.

    What you triedScore

    Tap any row to see the details

    The cost of trying

    Add up what it's cost you.

    Tap what you've tried and how long. Then compare.

    Before · tap what you tried

    With Crown

    Crown One Cap

    10 minutes a day.

    One purchase.
    Hands-free.

    I've been trying for12 months

    You've spent€0
    Crown€106,95once

    Estimates: minoxidil €28/mo · vitamins €75/mo · oils & serums €42/mo · PRP €650 every 6 months.

    Your timeline

    What to expect,week by week.

    Based on clinical studies of red light therapy, this is what most women can expect.

    Week 0Week 0
    Week 8Week 8
    Week 16Week 16
    Week 24Week 24

    Honest note: some women see changes sooner, some later. That's why you get a full year to try it.

    Questions, answered.

    Everything women ask us before they order.

    I've tried everything. How is this different?
    Everything you've tried worked on the hair. Red light works on the follicle: FDA cleared, proven in double blind trials for over a decade, and tested on 350,000 women against the leading devices. Different target, different result.
    When will I see results?
    Less hair in the brush and the drain around week 8. Visible density along your part around week 12 to 16. Gains keep compounding to month 6 and beyond. We tell you the timeline before you pay, not after.
    What if it doesn't work for me?
    Then it's free. Try it for a full year. If you don't regrow your hair, email us for a complete refund. No photos, no forms, no fees.
    Is it safe? Are there side effects?
    Red light therapy is non invasive, drug free and FDA cleared, with decades of clinical use. Some women notice slightly more shedding in the first weeks: that's old hairs making room for new growth, and it passes. If you take photosensitizing medication, check with your doctor first.
    Will it work with my hair type?
    Yes. Follicle Microdosing™ was calibrated for women's hair: long, thick, fine, curly, color treated, all of it. The dose is engineered to reach the follicle through the hair, something devices designed for shaved heads ignore.
    Can people tell it's a light therapy device when I'm wearing it?
    No. From the outside it looks like a structured cap, not a medical helmet. The light works underneath, against the scalp, so there's no glowing dome and nothing to explain. Most women wear it with their coffee or their skincare, and nobody asks questions.
    How much effort is it, really?
    Ten minutes a day, hands free, cordless. Put it on with your morning coffee or your evening skincare. It shuts off by itself when the session is done.
    Can I use it with minoxidil or other treatments?
    Yes. Red light therapy is commonly combined with topicals, supplements and in clinic treatments, and there are no known interactions. Many women use it precisely to support what they're already doing.
    What's included in the box?
    The Crown One Cap, your free 1 year supply of Crown Daily Drop serum ($348 value), your personal Crown Plan from a trichologist ($120 value), a charger, and the 1 year guarantee: regrow your hair or it's free.