Increase your vitamin C intake if you're concerned about skin aging. Vitamin C is an essen

Well SupportedVitamin C is a cofactor for prolyl hydroxylase, which is required for collagen synthesis.

Partially SupportedConsuming 250 mg/day of vitamin C from kiwifruit for 8 weeks saturated plasma vitamin C stores, increased vitamin C within the skin, skin thickness, and epidermal cell regeneration.

Partially SupportedMaintaining steady, optimal plasma levels of vitamin C requires regular intake due to the body not storing it long-term.

Partially SupportedDietary vitamin C intake is reflected in plasma vitamin C levels, and circulating vitamin C is efficiently taken up by skin cells when availability is high.

Partially Supported