The Ordinary Multi-Peptide Serum Best Hair Serum for Thicker Hair and  for Hair Density is a lightweight, concentrated formula designed to promote thicker, fuller, and healthier-looking hair. Enriched with advanced peptides and botanical extracts, this water-based serum absorbs quickly without leaving any greasy residue

How to Use:
Apply a few drops to a clean, dry scalp at night before bed. Massage gently for better absorption. Do not rinse. Use consistently for the best results.

Ingredients:
Aqua (Water), Glycerin, Caffeine, Biotinoyl Tripeptide-1, Acetyl Tetrapeptide-3, Red Clover Extract, Hyaluronic Acid, and other hair-nourishing actives.