Weight: 60 ml

Obagi Nu-Cil BioStim Scalp Serum supports scalp health and strengthens hair follicles, improving hair density. Its formula is based on BioStim™ Complex, with clinically proven ingredients, targeting the key factors that influence scalp health and hair strength, offering a complete, root-to-root approach to hair revitalization.

• Moisturizes, soothes, regenerates and balances the scalp to create an optimal hair growth environment.
• Strengthens, nourishes, protects hair follicles and stimulates circulation by massaging the scalp for visibly thicker hair.

In less than 6 months, it is clinically proven that:*

• Significantly improves hair volume with 52%**
• Significantly reduces scalp redness and irritation with 29%**
• Significantly reduces scalp fat with 22%**

BioStim™ Complex

Delivers a powerful blend of clinically proven ingredients directly to the scalp, including Biotin, Amino acids, Peptide + 18 hair nutrients (including Caffeine, Panthenol -Provitamin B5, Niacinamide - Vitamin B3, Ginseng Root Extract, Pumpkin Seed Extract, Oleanolic Acid and GlycerinThey act synergistically to promote scalp health, strengthen hair follicles and strengthen the hair at the root.

Backed by clinical trials

97% of participants noticed a reduction in the amount of hair loss after 24 weeks*

74% of participants noticed an increase in scalp moisturization after 24 weeks*

90% of participants agreed that their hair looked healthier after 24 weeks*

90% of participants agreed that the serum reduced hair breakage after 24 weeks*

*Results based on a 24-week clinical trial conducted in 2025. Data available from Obagi Cosmeceuticals LLC.
**Compared with untreated control group.

How to use:

Apply daily. Part hair and apply directly to scalp. Massage gently with fingertips to ensure even distribution and stimulate circulation. Can be applied to dry or damp hair. Do not rinse.

Can be applied morning or evening. Let the serum absorb completely and dry naturally. It's a leave-in product, style hair as usual. Apply daily for best results.

Storage:

Keep out of direct sunlight.
Store at controlled room temperature: 15°-25°C.

Precautions:

For external use only. Avoid contact with eyes. If product gets in eyes, rinse with water to remove. Keep out of reach of children.

Full ingredient list:

Water/Aqua/Eau, Butylene Glycol, Glycerin, Hydroxyethylcellulose, Disodium EDTA, Caffeine, Panthenol, PPG-26-Buteth-26, PEG-40 Hydrogenated Castor Oil, Apigenin, Oleanolic Acid, Biotinoyl Tripeptide-1, Propanediol, Cucurbita Pepo (Pumpkin) Seed Extract, Citric Acid, Polyquaternium-11, Panax Ginseng Root Extract, Arginine, Acetyl Tyrosine, Arctium Majus Root Extract, Hydrolyzed Soy Protein, PEG-12 Dimethicone, Calcium Pantothenate, Zinc Gluconate, Niacinamide, Ornithine HCl, Citrulline, Glucosamine HCl, Biotin, Phenoxyethanol, Ethylhexylglycerin