Sisley Paris Hair Rituel Full Size Revitalizing Fortifying Serum for Scalp Duo at Nordstrom

Water is a common solvent used in cosmetic formulations. It helps dissolve other ingredients and provides a base for the product. It is generally considered safe and non-reactive.

Alcohol Denat is used as a solvent and astringent in cosmetic products. It can help in quick drying of the product on the scalp. However, it is a drying alcohol that can strip natural oils from the scalp.

Glycerin is a humectant that attracts moisture to the hair and scalp. It helps in maintaining hydration levels and improving scalp health. It is widely used in hair care for its moisturizing properties.

PEG-40 Hydrogenated Castor Oil is used as an emulsifier and surfactant in cosmetic products. It helps in mixing oil and water-based ingredients. It is generally considered safe but may contain impurities.

Pentylene Glycol is used as a solvent and skin-conditioning agent. It helps in improving the texture and feel of the product. It is generally considered safe for use in cosmetics.

Zinc is an essential mineral that can help in maintaining scalp health. It has anti-inflammatory properties that can reduce scalp irritation. It is beneficial for overall hair health.

Copper is a trace mineral that can support hair pigmentation and strength. It is involved in the formation of collagen and elastin. Its role in hair care is not fully established.

Magnesium is a mineral that can help in maintaining scalp health. It is involved in various biochemical reactions in the body. Its direct benefits in hair care are not well-documented.

Vitamin B6 is important for protein metabolism and can support hair health. It may help in reducing hair loss and improving hair growth. It is beneficial for maintaining healthy hair and scalp.

Vitamin E Acetate is an antioxidant that helps in protecting the scalp from oxidative stress. It can improve scalp health and support hair growth. It is widely used in hair care for its protective properties.

Pro-vitamin B5, also known as panthenol, is a moisturizing agent that helps in improving hair elasticity. It can penetrate the hair shaft and provide long-lasting moisture. It is beneficial for maintaining healthy and hydrated hair.

Arginine is an amino acid that can support hair growth and strength. It is involved in the production of nitric oxide, which can improve blood flow to the scalp. Its direct benefits in hair care are not fully established.

Rice protein is a hydrolyzed protein that can strengthen and volumize hair. It helps in repairing damaged hair and improving its texture. It is beneficial for maintaining strong and healthy hair.

Linseed extract is rich in omega-3 fatty acids and can help in nourishing the scalp. It has anti-inflammatory properties that can reduce scalp irritation. It is beneficial for maintaining a healthy scalp and hair.

Alpha-bisabolol is a natural compound with anti-inflammatory and soothing properties. It helps in calming irritated scalp and improving overall scalp health. It is beneficial for sensitive scalps.