Limited Stock — Order Now & Get Free Shipping on Orders $50+

Voss Research

Peptide Hair Growth Serum

For visibly fuller, thicker-looking hair — hormone-free.

Choose Your Supply

Physicians recommend consistent daily use for 12+ months for best long-term results.

$29.75 $34.99 Save $5.24

Free shipping · Pause or cancel anytime

  • Hormone-Free Formula
  • 5-Peptide Complex
  • Made in USA
Secure Checkout 30-Day Guarantee Free Shipping $50+ Made in USA
Dermatologist-Developed Formula | 5-Peptide Bioactive Complex | Hormone-Free & Drug-Free | Made in USA | Results in 6–12 Weeks
Vegetarian Hormone-Free Vegan Friendly Cruelty-Free Fragrance-Free Mineral Oil Free Paraben-Free Phthalate-Free Silicone-Free Sulfate-Free

Why Follicine RX

A Smarter Approach to Hair Wellness

Most products treat the hair shaft. We target the scalp — where healthy hair begins.

Bioactive Peptide Complex

Five clinically-studied sh-peptides signal the follicle environment to support the appearance of denser, more voluminous hair.

Scalp-First Botanicals

Rosemary, Eucalyptus, and Scutellaria Baicalensis create a balanced scalp environment — the foundation of every healthy strand.

No Compromise Formula

Hormone-free, drug-free, silicone-free. Follicine RX delivers results without the trade-offs you find in other hair loss solutions.

The scalp is where hair health begins. Follicine RX works where it matters — at the root, not the surface.

Application

Two Minutes a Day — That's All

01

Part & Expose

Part your hair to expose the scalp directly in areas of concern. No pre-wetting needed.

02

Apply to Scalp

Dispense 4–6 drops directly onto the scalp. Start with the areas of greatest concern.

03

Massage & Leave In

Use your fingertips to massage for 1–2 minutes. No rinsing. Style as normal. Use daily.

Pro tip: Apply before bed — the peptide complex works overnight undisturbed for maximum effect.

What's Never in Follicine RX

Hormones-Free Parabens-Free Sulfates-Free Silicones-Free Mineral Oil-Free Phthalates-Free Synthetic Fragrance-Free Artificial Colors-Free Gluten-Free Cruelty-Free

Why We're Different

Hair Growth Without Compromise

Not all hair loss solutions are created equal. Here's how Follicine RX stacks up.

Feature Follicine RX Generic Serums DHT Blockers
5-Peptide Bioactive Complex
Hormone-FreeVaries
Topical — No Systemic Side Effects
Saw Palmetto IncludedVaries
Scalp-Nourishing BotanicalsVaries
Fragrance & Silicone Free
Safe for Color-Treated HairVaries
Made in USAVaries

The Science

Hair Thinning Has Six Root Causes.
Follicine RX Addresses All of Them.

01 DHT Sensitivity

Dihydrotestosterone (DHT) can bind to follicle receptors and miniaturize them over time. Saw Palmetto — a key ingredient in Follicine RX — is studied for its role in maintaining a favorable scalp environment by addressing DHT-related pathways.

02 Scalp Inflammation

Chronic low-grade scalp inflammation disrupts the follicle cycle. Scutellaria Baicalensis and Eucalyptus extract work together to calm the scalp environment and reduce inflammatory responses that impede healthy hair growth.

03 Poor Scalp Circulation

Follicles depend on robust blood flow to receive oxygen and nutrients. Rosemary extract is well-documented for its ability to support microcirculation in the scalp. The massage application method of Follicine RX further enhances local circulation.

04 Weakened Follicle Signaling

As follicles age or become stressed, the biochemical signals that drive the growth phase weaken. The five sh-peptides in Follicine RX — including sh-Polypeptide-1 and sh-Oligopeptide-2 — are studied for their role in supporting normal follicle signaling pathways.

05 Oxidative Stress

Free radical damage accelerates follicle aging and disrupts the hair cycle. Tocopherol (Vitamin E) in Follicine RX provides antioxidant protection at the scalp level, defending follicles from oxidative damage that accumulates over time.

06 Amino Acid Deficiency

Hair is protein — and its production depends on a steady supply of amino acids at the follicle. Arginine, a conditionally essential amino acid, supports the appearance of hair vitality and strength by contributing directly to the local follicle environment.

Real Results

Join 1,200+ Customers on Their Hair Wellness Journey

4.9
★★★★★

Based on 127 verified reviews

★★★★★

Visibly Fuller

"After 8 weeks I can honestly say my hair looks noticeably fuller at the crown. My scalp feels healthier and less irritated. The lightweight formula doesn't weigh my hair down at all."

— Sarah M., Verified Buyer

★★★★★

Scalp Coverage

"Three months in and multiple people have commented that my hair looks thicker. No greasy residue. The fact that it's hormone-free was the deciding factor for me — I didn't want to mess with that."

— James T., Verified Buyer

★★★★★

Hair Vitality

"I have a sensitive scalp and this is the first serum that didn't cause any irritation. My hair feels more manageable and vibrant after just a few weeks. The fragrance-free formula is a game-changer."

— Rachel K., Verified Buyer

The Research

The Science Behind the Formula

Why Peptides Work Topically

Peptides are short-chain amino acid sequences that act as biological messengers. When applied to the scalp, sh-peptides — the specific class used in Follicine RX — are formulated to penetrate the upper dermal layers and support follicle communication pathways.

Unlike generic "keratin" treatments that coat the hair shaft, bioactive peptides work at the scalp level, where hair growth is actually governed. The five peptides in Follicine RX were selected specifically for their studied role in follicle health.

5Bioactive sh-Peptides
30mlConcentrated Formula

Traditional Botanicals, Modern Delivery

Rosemary (Rosmarinus Officinalis) extract has been studied in comparative trials for its role in supporting scalp health and circulation. When combined with Scutellaria Baicalensis — a root extract with centuries of use in traditional medicine for its scalp-balancing properties — the botanical profile of Follicine RX creates a comprehensive environment for healthy-looking hair.

Eucalyptus rounds out the botanical complex, adding a cooling, soothing sensation that signals the active ingredients are penetrating where needed.

3Studied Botanical Extracts
6Root Causes Addressed

Why Topical Beats Oral for Scalp Health

Oral supplements must survive digestion, enter the bloodstream, and reach the scalp through systemic circulation — with no guarantee of concentrated delivery. Topical serums deliver active ingredients directly to the target tissue at meaningful concentrations.

Follicine RX bypasses the gut entirely. Applied directly to the scalp, the formula creates a sustained local environment where peptides and botanicals can act where they're most needed — at the follicle, not somewhere in your bloodstream.

0Systemic Side Effects
DirectScalp Delivery

Key Ingredients

Every Ingredient Has a Role

What to Expect

Your Results Timeline

Hair cycles are long. Commit to the process — here's what the journey looks like.

Weeks 1–2

Scalp Activation

Your scalp begins to respond. Most users notice a refreshed, invigorated feeling as circulation improves with daily massage. The formula is establishing its baseline in the follicle environment.

Weeks 3–6

Environment Building

The botanical complex is actively working to reduce scalp inflammation and balance the follicle environment. Hair texture typically begins to feel smoother and more manageable during this phase.

Weeks 6–12

Visible Progress

This is when most users first notice visible changes — fuller appearance at the hairline or crown, reduced shedding, and noticeably improved density. The peptide complex is fully engaged with follicle signaling pathways.

Weeks 12–24

Sustained Results

Continued daily use maintains and builds on the results achieved. Most users report peak improvement between months 3–6 — fuller appearance, less shedding, and noticeably healthier scalp. This is where the 3 and 6-month bundles pay for themselves.

12+ Months

Long-Term Transformation

This is where Follicine RX truly separates itself. Physicians who study follicle health consistently point to one variable above all others: duration of consistent use. Users who maintain a daily routine for 12+ months report the most significant and lasting improvements in hair density, scalp health, and overall hair vitality. The follicle environment, once properly supported, compounds over time — the longer you stay consistent, the deeper the benefit.

Hair biology is slow. Most men who quit after 60–90 days quit right before their results arrive. The 6-month bundle exists for one reason: to remove the barrier to the timeline that actually works.

Full Ingredient List

Water, Glycerin, Lecithin, Propanediol, Arginine, Caprylyl Glycol, Citric Acid, Eucalyptus Globulus Leaf Extract, Tocopherol, sh-Polypeptide-11, sh-Polypeptide-1, sh-Oligopeptide-2, sh-Oligopeptide-10, sh-Polypeptide-9, Lactic Acid, Glycine Soja (Soybean) Germ Extract, Triticum Vulgare (Wheat) Germ Extract, Scutellaria Baicalensis Root Extract, Sodium Benzoate, Gluconolactone, Calcium Gluconate, Potassium Sorbate, Rosmarinus Officinalis (Rosemary) Extract, Xanthan Gum, Sodium Gluconate, Serenoa Repens (Saw Palmetto) Extract

Suggested Use & Storage

Suggested Use: Apply a few drops directly to the scalp. Massage for 1–2 minutes daily. Leave in — no rinsing required. For best results, use consistently every day.

Storage: Store in a cool, dry place away from direct sunlight. Keep out of reach of children.

Warning: For external use only. Discontinue use if irritation occurs. Consult a physician if you are pregnant or nursing.

Product Specifications
  • Size: 1 fl oz / 30 ml
  • Gross Weight: 0.18 lb / 81.2 g
  • Country of Origin: USA
  • Target: Men & Women with hair thinning
  • Application: Topical scalp serum (leave-in)

FAQ

The Most Common Questions

How long until I see results?

Most users notice improvements in scalp comfort and texture within 2–4 weeks. Visible improvements in fullness and density are typically reported between 6–12 weeks. Peak results — the kind you'll actually notice in the mirror and have other people comment on — typically emerge between 6 and 12 months of consistent daily use. Hair follicle biology is slow by nature. Physicians who study this area are consistent: the users who see the most significant long-term improvement are those who commit to 12+ months of uninterrupted daily use. The 6-month supply bundle was designed specifically to keep you on that timeline.

Is this hormone-free? I'm concerned about side effects.

Yes — completely hormone-free. Unlike some oral hair loss treatments, Follicine RX contains no DHT blockers that affect hormonal balance and no androgens. As a topical serum, it also has no systemic absorption, meaning it stays where you apply it and doesn't enter your bloodstream.

Can both men and women use it?

Yes. Follicine RX is formulated for both men and women experiencing hair thinning. The hormone-free formula means there are no gender-specific considerations or contraindications.

Do I need to rinse it out?

No. Follicine RX is a leave-in serum designed to be absorbed and remain active. The lightweight, silicone-free and mineral-oil-free formula won't leave residue or weigh hair down. Apply and style as usual.

Is it safe for color-treated or chemically-processed hair?

Yes. Follicine RX is sulfate-free and silicone-free — the two ingredient classes most likely to strip or interfere with color. Because it's applied directly to the scalp (not the hair shaft), it's compatible with all hair types including color-treated, relaxed, and keratin-treated hair.

How is this different from a supplement like Nutrafol or Viviscal?

Supplements work systemically — they enter the bloodstream and attempt to reach the scalp through circulation. Follicine RX is topical, delivering peptides and botanicals directly to the scalp tissue at targeted concentrations. The two approaches are complementary, not competing — many users combine both for a comprehensive hair wellness regimen.

What is your return policy?

We offer a 30-day money-back guarantee on all orders. If you're not satisfied for any reason, contact our team for a full refund — no questions asked. We stand behind every bottle.

30-Day
Money-Back Guarantee

Try Follicine RX for 30 days. If you're not satisfied — for any reason — we'll refund your order in full. No paperwork, no hoops.

$34.99

Add to Cart — Try Risk-Free

Free shipping on orders $50+ · Made in USA

Get $10 Off Your First Order

Join our newsletter for exclusive offers, early access to new formulas, and hair wellness tips from the Voss Research team.

* These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. Individual results may vary.