Caffeine stimulating scalp treatment | The INKEY List

Use caffeine hair serum nightly as an overnight treatment. Shake well, apply to dry scalp, and massage in. Cover the whole scalp. No need to rinse, wash in the morning if you want. Use consistently for 3 months.

Follow with

Your usual morning routine, style or wash as preferred.

INKEY Tip

Focus on areas where you notice thinning or shedding. Apply at the same time each night to build habit.

Heads Up

For scalp use only. Avoid contact with eyes. Don’t use on broken or irritated skin. When adding new products to your routine, we always recommend patch-testing.

Storage

Store in a cool, dry place (15–25°C). Keep out of direct sunlight. Avoid eyes. For external use only. Keep out of reach of children.

• 1% Caffeine Powder: Helps to stimulate scalp and hair follicles
• 1% Redensyl™*: Helps to improve hair growth while reducing hair loss
• 1% Betaine: Helps to condition hair, leaving it soft and healthy

*Redensyl™ is a trademark of Givaudan and is used with permission

Water (Aqua /Eau), Betaine, Caffeine, Panthenol, Phenoxyethanol, Glycerin, Xanthan Gum, Ethylhexylglycerin, Trisodium Ethylenediamine Disuccinate, Lactic Acid, Sodium Metabisulfite, Glycine, Larix Europaea Wood Extract, Camellia Sinensis (Tea) Extract, Zinc Chloride.

WHAT DOES IT DO? Helps reduce hair loss and supports thicker, healthier hair growth.

HOW TO USE HAIR GROWTH SERUM FOR BEST RESULTS? Apply nightly to clean, dry scalp. Massage gently, focusing on areas of concern. Don't rinse. Use consistently for 3+ months, as hair grows slowly and changes take time to become visible.

WHAT CAUSES HAIR LOSS? Stress, hormones, diet, genetics, bleaching, menopause, and health issues. Hair grows in cycles, hair loss happens when more strands enter the resting phase.

DO I NEED TO MY WASH HAIR FIRST? No. Apply straight to dry scalp, no pre-wash needed.

DOES HAIR GROWTH SERUM ACTUALLY WORK? Hair growth serums can help support healthier hair when formulated with research-backed ingredients like caffeine and Redensyl™. Our formula is designed to stimulate circulation and support follicle health, but results vary by individual and require consistent use.

WHAT ARE THE RESULTS? With consistent nightly use, results typically show after 3 months.

CAN I USE WITH OTHER SCALP TREATMENTS? Yes. Use Salicylic Acid Scalp Treatmen or Glycolic Acid Scalp Treatmen before washing. Use Caffeine Scalp Treatment overnight.

CAN I STYLE MY HAIR AFTERWARDS? Yes. Style as usual once hair is clean.

IS IT FOR DAILY USE? Yes. Use every PM.

DO I NEED SPF AFTER? No. PH LEVEL? 4.5 - 5.5

IS THERE ALCOHOL OR FRAGRANCES? No alcohol. No fragrance.

IS THIS SAFE FOR COLORED/TREATED HAIR? Yes! Our gentle, fragrance-free formula is suitable for all hair types and won't interfere with color treatments or styling routines.

IS IT FOR SENSITIVE SCALPS? Yes!

WHAT MAKES THIS DIFFERENT FROM OTHER HAIR SERUMS? We use transparent, concentrated formulations with 1% caffeine and 1% Redensyl™ at honest pricing (£15 vs £50+ competitors). No false promises - just quality ingredients designed to support hair health.

IS IT VEGAN? Yes! Certified by The Vegan Society.

IS THIS SAFE FOR THOSE WHO ARE PREGNANT OR BREASTFEEDING? Yes.

CAN I USE WITH PRESCRIPTION MEDICATION? Consult your doctor to be sure.

Skincare can be confusing.

So we cut the BS, and get straight to the point. We simplify the INCI list - commonly known as the ingredients list, that every skincare product has. That’s also where we get our name from. We’re The INKEY List - here to help you get better skin with real knowledge and formulas that deliver. No BS. No hype. Just effective, science-backed skincare that does what it says it will. We show you what your skin needs, not what’s trending. Whether you’re new to skincare or have a solid routine, we’ve always got your back with innovation, education and clinically-proven results.

All at a price that makes sense.

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This product is;

Fragrance-free

Gluten-free

Silicon-free

Sulphate-free

Alcohol-free

Pregnancy & Breastfeeding safe