Our Multi-Peptide Serum For Hair Density contain Acetyl Tetrapeptide-3, Coffea Arabica (Coffee) Seed Oil, Melaleuca Alternifolia (Tea Tree) Leaf Oil. It nourishes and protects hair, improves the health of hair follicles, promotes hair growth, and strengthens hair roots. The way to use it is very simple: wash your hair, take 2-3 drops of essential oil on your scalp or palm, and massage the essential oil into your scalp with your fingertips until it is completely absorbed. It can effectively resist dry, dry, non-elastic hair and provide adequate nutrition for the hair roots.