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Peptide haircare, decoded — ingredient breakdowns, pro routines, and the science behind the Oli G system.

03 Nourish
Oli G Editorial Team

The Lipid Layer: Why Damaged Hair Loses It and How to Replace It

Sebum is the lipid layer your scalp makes to protect your hair. Color, heat, and time deplete it. Here's why jojoba-based oils replace what's missing — and why most oils...