Ingredient
Redensyl
A widely marketed non-drug hair-density active used in cosmetic scalp serums.
Category: Hair Density Active
Chemical formula: Proprietary mixture
Main cosmetic effects: Supports fuller-looking hair and scalp conditioning.
Source: Blend including dihydroquercetin-glucoside, EGCG-glucoside, glycine and zinc.
Developer / supplier: Givaudan Active Beauty
Origin: Switzerland
Representative product: The Ordinary Multi-Peptide Serum for Hair Density / Redensyl serums
Approx. retail price (USD): 23-40
Evidence maturity: Supplier-backed; limited independent evidence
What it does
Supports fuller-looking hair and scalp conditioning.
Notes
Hair Density Active | Supplier-backed; limited independent evidence