A little wonder in your everyday. Ingredients in the spotlight. Always. Your daily care. Your own little ritual.

Hair Care / Simply Keen

Peptide Hair Growth Serum

A few drops. A moment for your scalp.

A lightweight scalp serum with peptides, glycerin and botanical extracts for your hair-care routine.

1 fl oz / 30 ml

$35.00 USD

Make it your ritual

Recurring orders are charged and delivered on the schedule you choose. Review the subscription terms before checkout. Subscription details

Shipping and applicable taxes are calculated at checkout.

  • Vegan friendly
  • Paraben free
  • Cruelty free
  • Sulfate free
The 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

How to use

Apply a few drops directly to the scalp. Massage gently with your fingertips for 1–2 minutes.

Care, storage & precautions

For external use only. Avoid contact with eyes. If contact occurs, rinse thoroughly with clean water. Discontinue use if irritation occurs. Keep out of reach of children. Review the full ingredients and patch test before first use. Store in a cool, dry place. Contains soy and wheat germ extracts.

Shipping & returns

Shipping costs and available delivery options are shown at checkout. For help with an order or a return, contact hello@simplykeen.shop.

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A few of the good things inside.

Meet the stars of the show.

See the whole formula

Eucalyptus

An aromatic botanical that brings a clean, refreshing scent to the blend.

Rosemary

A featured botanical in this formula, chosen for the scalp-care blend.

Ingredient spotlights describe their role in the formula. See the full list for every ingredient.

A moment, just for you.

Make it part of your day.

Apply a few drops directly to the scalp. Massage gently with your fingertips for 1–2 minutes.

For external use only. Avoid contact with eyes. If contact occurs, rinse thoroughly with clean water. Discontinue use if irritation occurs. Keep out of reach of children. Review the full ingredients and patch test before first use. Store in a cool, dry place. Contains soy and wheat germ extracts.

A little company for your favorite.

Complete your routine.

Choose the extras that feel right for you. Each is a one-time addition.

Selected extras $0.00

Good questions. Clear answers.

A little more
in the know.

How do I fit it into my routine?

Apply a few drops directly to the scalp. Massage gently with your fingertips for 1–2 minutes.

Does it contain wheat or soy?

Yes. Both wheat germ and soybean germ extracts appear in this formula. Check the full list if you have ingredient sensitivities.

Does this guarantee new hair growth?

No. Results vary, and this cosmetic serum is not a treatment for hair loss. Speak with a healthcare professional about new or persistent hair loss.

Your ritual, in your words.

Made this part of your day?

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A little hello, just for you

A little wonder. 10% off.

What’s your kind of everyday care?

Proposed welcome offer: 10% off a one-time order. Cannot be combined with subscription savings. Final offer terms will be confirmed before launch.