Obagi - Nu-Cil BioStim Scalp Serum

This revitalizing scalp serum promotes healthy scalp function and strengthens hair follicles for visibly fuller, denser hair. Infused with BioStim Complex, it targets key factors that support scalp balance and hair strength, delivering a boost at the root level for renewed vitality.

Hydrates, soothes, restores and balances the scalp to create an optimal environment for hair growth.
Strengthens, nourishes, protects hair follicles and stimulates circulation while massaging the scalp for visibly fuller, denser hair.

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

Significantly improve hair volume by 52%**
Significantly reduce scalp redness by 29%**
Significantly reduce scalp oiliness by 22%**

*Results based on a 24-week clinical test from 2025. Data on file with Obagi Cosmeceuticals LLC.
**Compared to the untreated control group.

Apply the serum once daily. Part hair into sections and apply the serum directly to the scalp. Gently massage with fingertips to distribute evenly and stimulate blood circulation. Can be applied to dry or damp hair.
Can be used in the morning or evening. Allow the serum to fully absorb and air dry. This is a leave-in product; style your hair as usual afterwards.

Delivers a powerful blend of clinically proven active ingredients directly to your scalp, including biotin, amino acids, peptides + 18 hair nutrients (including caffeine, panthenol (pro-vitamin B5), niacinamide (vitamin B3), ginseng root extract, cucurbita pepo (pumpkin) seed extract, oleanolic acid, and glycerin). These work synergistically to promote scalp health, strengthen hair follicles, and fortify strands from the root.