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PROTOKODE / FORMULATION

The formula library.

Purposeful ingredients. Clearly explained. Explore what is in each formula, the role it plays, and the complete ingredient list.

ROOT · FORTIFY · NIGHTLY

Peptide Density Scalp Serum

Visibly denser-looking hair, starting at the roots. A nightly leave-on serum with five biomimetic peptides, an amino acid, vitamin E and calming botanicals.

Illustrative ingredient study: biomimetic peptides

Fuller-looking roots

Five biomimetic peptides + soy and wheat germ extracts

Condition the scalp right where each strand begins.

Illustrative ingredient study: Baikal skullcap

A calm, comfortable scalp

Baikal skullcap, rosemary, eucalyptus

Calming botanicals that leave your scalp feeling calm and refreshed. Light, never heavy.

Illustrative ingredient study: arginine

Hair that looks thicker and stronger

Arginine + vitamin E

An amino acid and an antioxidant that condition and protect, so hair looks thicker and feels soft.

Full formula · INCI

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 Extract, Xanthan Gum, Sodium Gluconate, Serenoa Repens Extract.

Use & sensitivities

Contains wheat germ and soybean extracts. If you’re allergic or sensitive to either, ask your doctor before using it.

Ingredient and texture imagery is illustrative.
SCALP · CLARIFY · 1–2× A WEEK

Lactic Clarifying Scalp Exfoliant

A clean, comfortable scalp, so the Serum lands on skin, not buildup. A gentle lactic acid exfoliant, once or twice a week. On its own, $39 + $8.95 shipping. Free with the 3-Month Supply ($189) and the 6-Month Supply ($319).

Illustrative ingredient study: lactic acid

Lifts buildup and flakes

Lactic acid, a gentle AHA

Loosens product buildup and flakes from the scalp surface, without scrubbing.

Illustrative ingredient study: hyaluronic acid

Clean, never tight

Hyaluronic acid + glycerin

They re-hydrate as you clarify, so your scalp feels clean, not stripped.

Illustrative ingredient study: nettle leaf

Balanced and conditioned

Nettle leaf

A botanical, long used in scalp care, that conditions the scalp.

Full formula · INCI

Aqua/Water, Lactic Acid, Pentylene Glycol, Potassium Hydroxide, Butylene Glycol, Glycerin*, Sodium Hyaluronate, Urtica Dioica (Nettle) Leaf Extract**. *Made using organic ingredients. **From organic farming.

Use & sensitivities

Lactic acid is an AHA and can make skin more sensitive to the sun, so protect exposed scalp while using it and for a week after. Avoid the eyes.

Ingredient and texture imagery is illustrative.
STRAND · ARMOR · AFTER YOU WASH

Keratin Strengthening Hair Mist

Stronger, smoother strands that keep the density you build at the root. A light keratin mist for after you wash. On its own, $35 + $8.95 shipping. Free with the 6-Month Supply ($319).

Illustrative ingredient study: hydrolyzed keratin

Strands that resist snapping when you comb

Hydrolyzed keratin

Smooths the cuticle, so strands look stronger and feel softer.

Illustrative ingredient study: red algae

Softness and shine

Red algae

Furcellaria extract adds softness and shine.

Illustrative ingredient study: lactic acid

A smooth finish

Lactic acid

Helps strands feel smooth and manageable.

Full formula · INCI

Aqua/Water, Butylene Glycol, Parfum/Fragrance, Sodium Levulinate, Hydrolyzed Keratin, Sodium Benzoate, Lactic Acid, Phenethyl Alcohol, Furcellaria Lumbricalis Extract, Leuconostoc/Radish Root Ferment Filtrate, Linalool*, Limonene*, Citrus Aurantium Peel Oil, Citrus Limon Peel Oil, Citronellol*, Pelargonium Graveolens Flower Oil, Pinene*. *From natural essential oils.

Use & sensitivities

Citrus and geranium oils give a light, fresh scent. Contains fragrance from natural essential oils, including linalool, limonene, citronellol and pinene. Contains keratin from sheep wool, so it isn’t vegan. Avoid the eyes.

Ingredient and texture imagery is illustrative.
Before your first use

Before first use, apply a small amount to your inner forearm or behind your ear and wait 24 hours. If you notice redness, itching or swelling, don’t use the product. If you’re pregnant, breastfeeding, have a medical condition or take medication, ask your doctor first.

Cosmetic product. Individual results vary.

Keep exploring.

Our approach Fortify, clarify, armor: how the three products work together as one routine. SEE OUR APPROACH
Journal Articles on scalp care and routines, from our team. READ THE JOURNAL

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Start with the Serum. A few drops every night, for denser-looking hair from the roots. Individual results vary.

NIGHTLY · FORTIFYStart with the SerumPeptide Density Scalp Serum · from $79
GET DENSER-LOOKING HAIR Free shipping and free gifts with the 3- and 6-Month Supply
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Complete the routine
Liquid error (sections/pk6-cart-drawer line 318): invalid url input 1 · FORTIFY · NIGHTLYPeptide Density Scalp Serum3-Month Supply · ships free, Scalp Exfoliant included
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