4.9
    2,847 reviews

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    AS FEATURED IN
    HERBAL SCALP THERAPY
    4.8 from 4,200+ verified reviews

    The Green Sh*t That Actually Works.

    A herbal scalp therapy bar that replaces the shampoo working against you. Built for men who already tried the pills, the serums, and the hype.

    • Clears the gunk your shampoo leaves behind
    • Calms the itch and the flake fallout
    • Sets the stage for fuller-looking hair
    12,000+ men on the bar
    Upload your product photo (the bar, front and center)
    Format Solid herbal therapy bar
    Routine Daily, in the shower
    Guarantee 30-day money-back
    Warranty 1 year on every order
    UNRETOUCHED CUSTOMER PHOTOS

    You Called Everything a Scam. Then You Saw This.

    Real customers, tracked week by week. No studio lighting, no touch-ups, no borrowed stock photos. Drag the slider yourself.

    Week 2

    "Scalp stopped flaking in two weeks. That alone was worth it."

    Marcus, 29
    Week 6

    "Crown looks fuller and my scalp finally feels normal."

    Devon, 34
    Week 8

    "Way less hair in the drain. I run it with my minoxidil now."

    Tyler, 27
    Week 10

    "Temples are not gone, but the thinning slowed right down."

    Andre, 38

    Results vary from person to person. Photos submitted by RegrowBar customers.

    WHAT YOU'RE ACTUALLY HOLDING

    It Looks Like Green Soap. It's Scalp Therapy.

    Shampoo washes hair. This bar treats the skin your hair grows out of, on every single shower.

    Upload close-up of the green bar showing its botanical texture

    One solid bar. Zero filler.

    A concentrated herbal formula pressed into a bar, so there is no water padding out the ingredients and no dropper to remember. Wet your scalp, rub it in, rinse. It lives where you already are: the shower.

    Replaces your shampoo

    Not a serum on top of your routine. It IS the routine: the bar takes your shampoo's spot in the shower, so there is nothing new to remember.

    Three herbal actives

    Side cypress, isatis, and usma grass, worked directly into the scalp. A botanical treatment blend, not a fragrance bar.

    Zero harsh sulfates

    Sulfate detergents strip and dry the scalp, which can make shedding worse. This cleans without wrecking the skin your hair depends on.

    Lathers like the real thing

    Rich lather in seconds, rinses fully clean. No waxy film, no residue dragging your hair down.

    MINOXIDIL + A STRIPPED SCALP

    Minoxidil's Working. The Flaking Is Killing It.

    The alcohol in topical treatments dries your scalp, and detergent shampoo strips what is left. So you itch, you flake, and you skip doses right before the payoff.

    The itch that starts about an hour after you apply.

    White flakes on a black shirt by lunch.

    Skipped doses, because your scalp is begging for a break.

    Upload photo: the green bar next to a minoxidil bottle on a bathroom shelf

    None of that means the treatment failed, and it does not mean you did. A stripped scalp barrier is the design flaw here. RegrowBar washes without harsh sulfates and calms the barrier with isatis and side cypress, so the flaking clears, the itch quiets down, and staying consistent stops being a fight. Morning: the bar. Night: your minoxidil, as normal. It stacks on top and never replaces your treatment. Not on minoxidil? Same physics: hair holds on better in calm skin than in stripped skin.

    One honest boundary

    This is a scalp reset, not a regrowth drug, and it will not revive a spot that has been bare for years. What it does: clear the flaking and reset the environment so the hair you still have, and whatever treatment you run, gets a fair fight.

    FILMED IN REAL BATHROOMS

    Thousands of Men Won't Shut Up About It.

    Unpaid, unscripted, mostly filmed one-handed in a steamy bathroom. That is exactly why we are showing them.

    Upload vertical video of Deshawn R. using the bar in the shower
    ★★★★★ Deshawn R. Flaky scalp · 3 weeks
    Upload vertical video of Tony B. using the bar in the shower
    ★★★★★ Tony B. On minoxidil · 2 months
    Upload vertical video of Jared M. using the bar in the shower
    ★★★★★ Jared M. Receding temples · 8 weeks
    Upload vertical video of Cole W. using the bar in the shower
    ★★★★★ Cole W. Dandruff + thinning · 5 weeks
    SIDE CYPRESS + ISATIS + USMA

    Three Actives. One Job: Reset the Scalp.

    Rub the bar onto your scalp, let the lather sit for 1 to 2 minutes, rinse. Here is what each active is doing in that window.

    Side Cypress

    Cacumen biotae

    In the lather

    Sweeps oil and buildup off the follicle openings while the lather sits.

    What you notice

    Flaking starts clearing within 2 weeks of daily washes.

    Isatis

    Ban lan gen

    In the lather

    Calms the irritated barrier that treatments and sulfate detergents leave behind.

    What you notice

    The itch quiets down, so you finally stop scratching.

    Usma Grass

    Central Asian hair tradition

    In the lather

    Conditions the scalp environment that your hair actually grows out of.

    What you notice

    Less hair in the drain over 8 to 12 weeks of consistent use.

    THE 7AM MIRROR CHECK

    You Stop Checking. That's the Whole Point.

    Not because you gave up. Because the mirror stopped starting arguments with you.

    The hat stays in the closet on windy days.

    Overhead gym lights stop being enemy lighting.

    Group photos happen, and you stop caring where you stand.

    "Six weeks in I realized I had not thought about my hairline all day. That was the actual win."

    Aaron V. · Verified customer
    THE HONEST LINEUP

    Not Dandruff Soap. Not a $50 Serum.

    Dandruff washes rinse flakes off for a day, and serums drip out $50 at a time. Both skip the layer this bar was built for.

    The Shampoo Aisle

    Strips the scalp barrier

    Masks flakes for a day

    $50 a bottle, no flaking fix

    One more step to remember

    RegrowBar

    Zero harsh sulfates

    Treats flaking and thinning

    Stacks with minoxidil

    Replaces a step, adds none

    Upload product photo

    Different tools, different jobs. The bar's job is the scalp itself: the layer every bottle above skips, and the one your hair actually grows out of.

    VERIFIED CUSTOMER REVIEWS

    Written by Guys Who Hate Writing Reviews.

    Specific, unpolished, occasionally grumpy. One of them still only gave us four stars.

    Omar K.

    Verified Purchase
    ★★★★★

    I have a drawer of half-used stuff: two serums, a biotin bottle, a medicated shampoo that dried my scalp raw. Bought this fully expecting to add it to the drawer. Three weeks in, the flaking on my hoodie shoulders is just gone. First thing that actually did what the page said.

    Tried 4 products before Using for 7 weeks

    Chris D.

    Verified Purchase
    ★★★★★

    Took photos of my crown every Sunday because I trust nothing. Week 8 photo vs week 1 is a real difference under the bathroom light. Less scalp showing, way less in the drain.

    Crown thinning Using for 2 months

    Luis G.

    Verified Purchase
    ★★★★★

    The flaking from my minoxidil had me skipping doses constantly. Now I wash with the bar in the morning, apply minox at night, zero interference. I have not skipped a dose in six weeks because my scalp finally is not screaming at me.

    On minoxidil Using for 6 weeks

    Jamal R.

    Verified Purchase
    ★★★★★

    Expected waxy bar-soap hair. It lathers like normal shampoo and rinses fully clean.

    First shampoo bar Using for 3 weeks

    Nate B.

    Verified Purchase
    ★★★★★

    Ditched my $45 serum for this and my scalp is calmer than it was on the serum. One bar has outlasted two bottles of my old shampoo so far. Keep it dry between showers and it goes forever.

    Switched from a serum Using for 4+ months

    Trevor W.

    Verified Purchase
    ★★★★☆

    Doing what it promised: itch gone by week two, shirts are clean. Four stars because the herbal smell is strong the first week and you really do have to store it dry or it softens. Worth it either way.

    Dandruff + itch Using for 5 weeks
    MINOXIDIL. FLAKING. SHIPPING. REFUNDS.

    No BS. Here's What You're Actually Asking.

    Straight answers with real timelines and zero marketing spin. Tap a question to open it.

    In stages, and we will not pretend otherwise. Weeks 1 to 2: the flaking and waxy buildup rinse out and the itch calms down. Weeks 3 to 6: your scalp feels cleaner between washes and the lather gets noticeably thicker. Weeks 8 to 12: the drain check gets less depressing, less shedding, fuller-looking texture at the crown. Judge it after the full 12 weeks, not after 3 washes.
    Yes, and that is exactly how most guys run it. The bar is a rinse-off scalp treatment, not a drug, so there is nothing in it that blocks or interacts with either. Use the bar in your morning shower, apply minoxidil at night on a clean, flake-free scalp. Finasteride works internally, so there is zero overlap with a topical wash.
    No, and we said the same thing higher up the page: this is a scalp reset, not a regrowth drug. A spot that has been smooth for years will not sprout because of a shampoo bar. Where it earns its keep is the hair you still have: clearing buildup, calming irritation, and giving those follicles a cleaner environment to work with. If you are fully bare up top, talk to a dermatologist about clinical options first.
    Cheap soap-based bars do, and it is a fair worry. RegrowBar skips the saponified oils that cause the wax and uses a gentle sulfate-free surfactant base instead, so it rinses completely clean and lathers like a regular bottle shampoo. If you feel any residue in week one, that is old product buildup lifting off your scalp, and it clears with a thorough rinse.
    The work is done by side cypress, isatis, and usma grass, herbal actives with a long history in scalp care, in a sulfate-free cleansing base. No harsh sulfates, no waxy fillers, nothing that strips your scalp raw. It is gentle enough for daily washing. If you have a diagnosed scalp condition, run the ingredient list past your doctor first, the full list is on the box.
    Shipping is free worldwide on every order, and orders are dispatched within 2 business days. [Update this line with your delivery estimate, for example: US orders typically arrive in 5 to 9 business days.] You get a tracking link the moment it leaves the warehouse.
    Then you do not pay for it. Every order is covered by a 30-day money-back guarantee: wash with it, judge it on your own scalp, and if you are not seeing the difference, email us for a full refund. [Add your return detail here, for example: no need to ship the used bar back.] No forms, no interrogation.
    30-DAY MONEY-BACK GUARANTEE

    If It Doesn't Reset Your Scalp, You Pay Nothing.

    Try it for $19.90, wash with it for a full month, and if your scalp is not cleaner and calmer, email us and we refund every cent.

    Zero harsh detergent Replaces your shampoo Safe with treatments

    Free worldwide shipping · 1-year warranty on every order

    THE 4-STEP TECHNIQUE

    Most Guys Use It Wrong for Exactly One Shower.

    The bar goes on the scalp, not just through the hair. Four steps, all inside the shower you already take.

    1

    Get everything wet

    Soak your hair and the bar under warm water. A dry bar drags, a wet one glides and foams instantly.

    2

    Lather on the scalp

    Rub the bar in small circles directly on the scalp, where the actives work. Hair gets clean on the way out, but the scalp is the target.

    3

    Let it sit, then rinse

    Leave the lather in while you finish the rest of your shower, then rinse it out completely. No residue, no film.

    4

    Park it dry

    Keep the bar on a dry ledge or dish between showers, out of the water stream. A dry bar stays hard and lasts dramatically longer.