Collagen and age: why skin becomes deficient from age 25

Collagen is the invisible framework that supports your skin. It gives it firmness, elasticity, and that natural bounce we associate with youth. However, from the age of 25 , its production begins to slow down. Stress, sun exposure, pollution, and lack of sleep accelerate this decline: loss of tone, the first fine lines, and a duller complexion.

Inevitable… but adaptable

The body produces less collagen, but it can still use it if it receives it. Korean cosmetics focus on gentle, hydrating skincare products enriched with marine collagen and hyaluronic acid to support skin regeneration without irritation.

The right reflex to adopt early

The Bio-Collagen Deep Mask acts as a nighttime booster. Used regularly from age 25, it helps skin maintain its natural firmness and radiance—before the signs of aging appear. The secret isn't age, it's consistency .