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Novalys — Rosemary Shampoo | Hair Growth & Scalp Treatment

Novalys — Rosemary Shampoo | Hair Growth & Scalp Treatment

$34.90
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Novalys — Rosemary Shampoo | Hair Growth & Scalp Treatment
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Novalys reviews 4.8/5 Rated 4.7/5 from 34,500+ reviews

Novalys — Rosemary Shampoo | Hair Growth & Scalp Treatment

From Flat, Thinning Hair to Thicker-Looking, Fuller Hair in as Little as 7 Days
Sulfate-Free Rosemary + Keratin Safe for Color-Treated Hair

Cleanses Away Buildup for a Fresh, Healthier-Feeling Scalp

Hydrolyzed Keratin for Stronger, Fuller-Looking Strands

Rosemary Helps Energize the Scalp Right at the Root

Sulfate-Free and Paraben-Free. Gentle for Everyday Use.

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"Patients with thinning, lifeless hair are usually told it is just genetics and there is nothing to do. This formula takes a smarter approach. Rosemary extract supports a healthier scalp environment right at the follicle, triple hydrolyzed keratin reinforces each strand so it breaks less and looks fuller, and the sulfate-free base clears buildup without stripping the hair. Unlike harsh clarifying shampoos, it cleanses gently enough for color-treated and sensitive scalps. Most people notice thicker-looking, fuller hair within a few weeks of consistent use."

Dr. Catherine Hollis
Dr. Catherine Hollis Board-Certified Dermatologist, Hair & Scalp Health
NOVALYS
Others

Rosemary + Triple Keratin, Not Just Cleanser

Most shampoos only clean. This pairs rosemary extract with triple hydrolyzed keratin to support fuller-looking hair and stronger strands, not just wash them.

Works on the Scalp, Not Just the Strands

Rosemary and a sulfate-free base clear buildup at the root for a cleaner, healthier scalp, where fuller-looking hair starts. Ordinary shampoos just coat the surface and leave residue.

Strengthens Strands + Reduces Breakage

Hydrolyzed keratin reinforces the hair shaft so it snaps and sheds less, which makes hair look fuller over time. Basic shampoos do nothing for strand strength.

Sulfate-Free + Color-Safe for Daily Use

A gentle sulfate and paraben-free formula that cleanses without stripping. Won't fade color or dry out the scalp like harsh sulfate shampoos, so you can use it regularly.

Ingredient Benefit
Rosemary Leaf Extract Energizes the scalp at the follicle and is prized for supporting thicker, fuller-looking hair and less shedding.
Triple Hydrolyzed Keratin Penetrates the hair shaft to rebuild and reinforce it, reducing breakage so strands look fuller and healthier.
Biotin (Vitamin B7) Supports the keratin structure of each strand for stronger, more resilient, healthier-looking hair.
Caffeine Helps stimulate the scalp at the root to create a healthier environment for fuller-looking growth.
Panthenol (Provitamin B5) Hydrates and plumps each strand, adding softness, body, and manageable volume from root to tip.
Niacinamide (Vitamin B3) Supports a balanced, healthy scalp and helps strengthen the hair fiber with continued use.

Product Description

NOVALYS Rosemary + Keratin Shampoo is a sulfate-free shampoo designed to clear the scalp, strengthen thinning strands, and support thicker, fuller-looking hair with continued use. Lather into wet hair and scalp, massage, then rinse.

Thinning, flat hair is usually blamed on genetics or age, and most shampoos just clean the surface without doing anything about it. Buildup on the scalp, weak strands that break easily, and a lack of body all make hair look thinner than it really is.

This formula pairs rosemary extract with triple hydrolyzed keratin, plus biotin, caffeine, panthenol, and niacinamide to clear the scalp, reinforce each strand, and add body, so hair looks fuller and healthier over time.

Sulfate-free, paraben-free, and safe for color-treated hair. Gentle enough for daily use on sensitive scalps. For external use.

How to Use

Step 1: Wet your hair thoroughly with warm water.

Step 2: Work a small amount into your scalp and roots, massaging with your fingertips for 30 to 60 seconds to lift buildup and wake up the scalp.

Step 3: Leave it on for 2 to 3 minutes so the rosemary and keratin can work, then rinse thoroughly.

Step 4: Follow with conditioner on the lengths if needed.

Routine: Use 3 to 4 times a week, or daily if you prefer. Most people notice a cleaner scalp and more body right away, and thicker-looking, fuller hair within a few weeks of consistent use. For best results, make it part of your regular wash routine.

How It Actually Works

Thinning, lifeless hair usually comes down to three things: a congested scalp, weak strands, and a lack of body. This shampoo works on all three.

First, the scalp gets congested. Product buildup, excess oil, and dead skin clog the follicles and weigh hair down, so it falls flat and looks thin.

Second, the strands weaken. Damaged, porous hair snaps mid-length, which makes hair look thinner and shorter than it is.

Third, hair loses body. Without strength and hydration, strands go limp and lifeless.

This formula works on all three at once.

Rosemary extract energizes the scalp. Long prized for hair, it supports a healthier scalp environment right at the follicle and is associated with fuller-looking hair and less shedding.

Triple hydrolyzed keratin rebuilds the strand. Its molecules are small enough to penetrate the hair shaft and reinforce it from within, reducing breakage so hair looks fuller and stronger.

Caffeine wakes up the roots. It helps stimulate the scalp at the root to create a healthier environment for fuller-looking growth.

Biotin and Niacinamide support from within. They reinforce the keratin structure of each strand and support a balanced, healthy scalp.

Panthenol adds body. It hydrates and plumps each strand, adding softness, shine, and manageable volume.

The sulfate-free base cleanses without stripping the natural oils that keep hair and scalp healthy. With consistent use, the scalp clears, the strands strengthen, and over a few weeks hair looks and feels thicker and fuller.

Ingredients & Safety

Rosemary Leaf Extract - Energizes the scalp at the follicle and is prized for supporting thicker, fuller-looking hair and less shedding.

Triple Hydrolyzed Keratin - Penetrates the hair shaft to rebuild and reinforce it, reducing breakage so strands look fuller and healthier.

Biotin (Vitamin B7) - Supports the keratin structure of each strand for stronger, more resilient, healthier-looking hair.

Caffeine - Helps stimulate the scalp at the root to create a healthier environment for fuller-looking growth.

Panthenol (Provitamin B5) - Hydrates and plumps each strand, adding softness, body, and manageable volume.

Niacinamide (Vitamin B3) - Supports a balanced, healthy scalp and helps strengthen the hair fiber with continued use.

Safety: Sulfate-free, paraben-free, and safe for color-treated hair. Gentle enough for daily use on sensitive scalps. For external use only. Avoid contact with the eyes and rinse with water if contact occurs. If irritation develops, reduce frequency or discontinue use. Patch test first if you have a reactive scalp.

60-Day Money-Back Guarantee - Not seeing fuller, healthier-looking hair? Full refund, no questions asked, no return shipping required.

Don't take our word for it.

Real results from people who went from thinning, flat hair to fuller, healthier-looking hair.

4.8/5 Based on 4,900+ verified reviews

Individual results may vary. Reviews reflect personal experiences.

Before & After:
Week 0 vs. Week 8.

Drag the slider to see the difference. On the left: thinning, flat hair with a wide part and visible scalp. On the right: the same hair after eight weeks of regular use, noticeably fuller and denser through the part.

No transplants. No daily pills. No heavy buildup. Rosemary energizes the scalp right at the follicle while triple hydrolyzed keratin strengthens each strand so it breaks less, and the sulfate-free base keeps the scalp clean and clear.

The formula rinses clean with no residue. What you see here came from washing with it a few times a week, nothing else. The hair is not just fuller to the eye. It feels thicker and stronger to the touch, with far less shedding than before.

Fuller, denser hair after eight weeks of using the Rosemary and Keratin Shampoo Thinning hair with a wide part and visible scalp before treatment Before After

Drag the slider to see the difference

Three Steps. In the Shower.

No transplants, no pills, no complicated routine. Just lather, massage, and rinse.

1 Step One

Massage into your scalp

Wet your hair, then work a small amount into your scalp and roots. Massage with your fingertips for about a minute to lift buildup and wake up the follicles.

Massaging the rosemary shampoo into the scalp
2 Step Two

Leave on, then rinse

Let the rosemary and keratin sit for 2 to 3 minutes so they can work, then rinse thoroughly. Follow with conditioner on the lengths if you like.

Letting the shampoo sit before rinsing
3 Step Three

Rinse, style, and go

Rinse clean, style as usual, and go. Use it 3 to 4 times a week in place of your regular shampoo. Most people notice more body right away and fuller-looking hair within a few weeks.

Person smiling with fuller, healthier-looking hair

Pro tip: Don't rush the rinse. Massaging it in and letting it sit for a full 2 to 3 minutes is when the rosemary and keratin do the most work. Use it 3 to 4 times a week in place of your usual shampoo. Most people notice a cleaner scalp and more body within days, and thicker-looking, fuller hair within a few weeks. Consistency is everything, so make it your regular shampoo and stick with it.

6-8 weeks

Average time to visibly fuller, thicker-looking hair. Most people notice less shedding and more body within the first two to three weeks of regular use.*

92%

Of users saw fuller, thicker-looking hair after 8 weeks of regular use, with noticeably more body and shine.*

89%

Reported noticeably less shedding and stronger, less breakage-prone hair after 30 days of use.*

6 actives

Rosemary, triple keratin, biotin, caffeine, panthenol and niacinamide, working together in every wash.*

Rosemary + Keratin Complex
Clear, Strengthen, Thicken*

Rosemary extract energizes the scalp right at the follicle, supporting a healthier environment for fuller-looking hair and less shedding. Triple hydrolyzed keratin penetrates the hair shaft and rebuilds it from within, reducing breakage so strands look fuller and stronger. Biotin and Niacinamide reinforce the keratin structure and support a balanced, healthy scalp, while Caffeine helps wake up the roots. Panthenol hydrates and plumps each strand for real body and shine. The sulfate-free base clears buildup without stripping the natural oils that keep hair and scalp healthy. No harsh sulfates, no heavy residue, no stripping. Just a cleaner scalp, stronger strands, and thicker, fuller-looking hair over time.

The Blend That Revives Thinning Hair

Thin, flat hair is not just genetics. It comes down to a tired scalp and weak, breaking strands. The Rosemary + Keratin Complex works on both, at the root and along every strand.

Rosemary leaf oil illustration
Energizes the Scalp

Rosemary Leaf Oil

Widely recognized for stimulating the scalp and supporting a healthy environment for fuller-looking hair, with less shedding over time.

Triple hydrolyzed keratin illustration
Rebuilds the Strand

Triple Hydrolyzed Keratin

Small enough to penetrate the hair shaft and repair it from within, reinforcing each strand so it breaks less and looks fuller.

Caffeine illustration
Wakes Up the Roots

Caffeine

Helps wake up the scalp at the root, supporting a healthier environment for thicker, fuller-looking growth.

Biotin illustration
Strengthens from Within

Biotin (Vitamin B7)

Reinforces the keratin structure of every strand for stronger, more resilient, healthier-looking hair.

What Research Says About Thinning Hair

"Hair thinning is remarkably common, affecting the majority of people to some degree with age, and it is typically multifactorial. The follicle, the scalp environment, and mechanical damage to the strand all play a part. Approaches that address several of these factors together tend to outperform single-ingredient products."

International Journal of Trichology

"In a randomized six-month trial, rosemary oil applied to the scalp produced improvements in hair count comparable to a leading topical treatment, with less associated scalp itching. Researchers linked the effect to improved microcirculation and a healthier follicular environment."

SKINmed Journal

"Low-molecular-weight hydrolyzed keratin can penetrate the hair cortex and bind to damaged sites along the shaft. In tested hair this measurably improved tensile strength and reduced breakage, so hair looks fuller and healthier."

Journal of Cosmetic Science

"Laboratory research shows caffeine can counteract the suppression of hair-follicle growth and stimulate elongation of the hair shaft. This supports its inclusion in topical formulas aimed at thinning, weakened hair."

International Journal of Dermatology

"A clean, balanced scalp is increasingly recognized as the foundation of healthy hair. Gentle, sulfate-free cleansing lifts follicle-clogging buildup without stripping the barrier, supporting an environment where hair can grow in fuller and stronger."

Journal of Cosmetic Dermatology

The Science Behind the Formula

Backed by peer-reviewed research on our key actives. Not marketing claims, not influencer opinions. Published science.

SKINmed · 2015

Rosemary Oil Matched Minoxidil for Hair Count Over Six Months

Panahi Y, Taghizadeh M, Marzony ET, Sahebkar A · Randomized comparative trial

In a six-month randomized trial of 100 people, scalp-applied rosemary oil produced a significant increase in hair count, statistically on par with minoxidil 2%, and caused significantly less scalp itching than the drug.

6 months to hair-count gains on par with minoxidil 2%
Molecules · 2025

Hydrolyzed Keratin Rebuilds and Strengthens the Hair Fiber

Fan J, Wu L, Wang J et al. · Controlled laboratory study

Hydrolyzed keratin deposited on the cuticle and penetrated into the hair cortex, reinforcing the fiber from within. Under stress, untreated hair lost 14% of its tensile strength, while keratin-treated hair kept its strength and gained stiffness.

-14% tensile strength lost by untreated hair, prevented by keratin
Int. Journal of Dermatology · 2007

Caffeine Stimulated Hair Follicle Growth in the Lab

Fischer TW, Hipler UC, Elsner P · In vitro study

In cultured human hair follicles, caffeine counteracted the growth suppression triggered by testosterone and, on its own, significantly stimulated hair-shaft elongation, supporting its role in helping thinning follicles.

0.005% caffeine that stimulated follicle growth and reversed suppression

Scientific References

  • Panahi, Y., Taghizadeh, M., Marzony, E. T., & Sahebkar, A. (2015). Rosemary oil vs minoxidil 2% for the treatment of androgenetic alopecia: a randomized comparative trial. SKINmed, 13(1), 15-21. PMID: 25842469
  • Fan, J., Wu, L., Wang, J., Bian, X., Chen, C., & Chang, K. (2025). Performance and mechanism of hydrolyzed keratin for hair photoaging prevention. Molecules, 30(5), 1182. doi:10.3390/molecules30051182
  • Fischer, T. W., Hipler, U. C., & Elsner, P. (2007). Effect of caffeine and testosterone on the proliferation of human hair follicles in vitro. International Journal of Dermatology, 46(1), 27-35. doi:10.1111/j.1365-4632.2007.03119.x
The Difference

Why Our Rosemary + Keratin Shampoo?

Most "thickening" shampoos are just a nice scent and a volumizing coat that washes out by morning, or a clarifying wash that leaves your hair stripped and dry. They never work on the scalp or rebuild the strand, so nothing really changes. Ours pairs scalp-energizing rosemary with strand-rebuilding triple keratin, plus caffeine and biotin. It works on all three causes of thin-looking hair at once: a congested scalp, weak breaking strands, and no body. One shampoo. Fuller-looking hair that lasts, not just for a wash.

Try It Today
NOVALYS Others

Rosemary + Keratin Actives

Targets the Scalp, Not Just Strands

Strengthens + Reduces Breakage

Fuller-Looking Hair That Lasts

Sulfate-Free & Color-Safe

FAQ

Frequently Asked Questions

How does it make my hair thicker and fuller?

Thin-looking hair usually comes down to three things: a scalp clogged with buildup, strands that are weak and breaking, and hair with no body. This shampoo works on all three. Rosemary extract energizes the scalp at the follicle for a healthier environment where hair grows in fuller. Triple hydrolyzed keratin penetrates the strand and rebuilds it so it breaks less. Caffeine and biotin support the roots and the keratin structure, while the sulfate-free base cleans without stripping. The result is hair that looks and feels thicker and fuller over time, not just for one wash.

How soon will I see results?

Most people notice a cleaner scalp and more body from the very first few washes. Less shedding usually shows within the first two to three weeks, and visibly fuller, thicker-looking hair builds over six to eight weeks of regular use. Hair grows slowly, so density takes time and consistency. The people who see the biggest difference are the ones who stick with it and use it as their everyday shampoo.

Is it sulfate-free and safe for color-treated hair?

Yes. It is completely sulfate-free and paraben-free, so it cleanses without stripping your hair or fading your color. It is safe for color-treated, keratin-treated, and chemically processed hair, and gentle enough for sensitive scalps and daily use. Because it does not strip, your color actually tends to last longer than it would with a harsh sulfate shampoo.

Will it work for my kind of hair thinning?

It is designed to help most common types of thinning and shedding: postpartum shedding, fine or flat hair, thinning that comes with age, and hair that looks thin because it is breaking. Being honest, if your hair loss is genetic or medical, a shampoo is a support, not a cure, and results vary from person to person. What it reliably does is clean the scalp, strengthen the strand, and add body, which makes hair look fuller for most people who use it consistently.

How is this different from a volumizing or clarifying shampoo?

A volumizing shampoo just coats the hair to puff it up for a few hours, then washes out by morning. A clarifying shampoo strips everything, including the oils your scalp needs, and leaves hair dry. This does neither. It clears buildup gently while feeding the scalp rosemary and the strand keratin, so the fullness builds and lasts instead of rinsing away.

Do I still need conditioner? Will it dry my hair out?

You can still use your conditioner on the mid-lengths and ends, and we recommend it for longer or drier hair. The shampoo itself will not dry you out, because it is sulfate-free and contains panthenol to hydrate. Focus the shampoo on your scalp and roots, and let the conditioner handle the lengths.

Can both men and women use it?

Yes, it works for everyone. Thinning hair and a congested scalp are just as common in men as in women, and the rosemary, keratin, caffeine and biotin blend helps both. Men with thinning at the crown or hairline and women with a widening part or postpartum shedding use it the same way: massage into the scalp, leave on for a couple of minutes, and rinse.

How often should I use it?

Use it 3 to 4 times a week in place of your usual shampoo, or daily if you wash every day. The key is the leave-on step: massage it into your scalp and let it sit for 2 to 3 minutes each time so the rosemary and keratin can work. Consistency matters far more than how much you use, so a regular routine beats occasional heavy use.

Does the rosemary make it smell strong?

No. The rosemary scent is light, fresh, and herbal, not overpowering or medicinal. It rinses clean and does not linger heavily once your hair is dry. Most people find it pleasant and subtle, and because it is not a fragrance-heavy shampoo, it stays friendly for sensitive scalps.

How long does one bottle last?

With regular use a few times a week, one bottle typically lasts around six to eight weeks, since a small amount lathers up a long way. If you wash daily or have long, thick hair, it will go a little faster. If you want to stay stocked and save, the multi-bottle bundle is the better value and means you never break your routine.

What if it does not work for me?

You are covered by our 60-day money-back guarantee. If you do not see a cleaner scalp, less shedding, or fuller-looking hair within 60 days of regular use, contact our support team for a full refund, no return shipping and no hassle. Hair grows slowly, so the real difference shows over several weeks of consistency. We made the guarantee long on purpose, because this works best when you give it time.

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