Research — nutricosmetics

Research Summary:Background: Nutritional factors play a key role in normal dermatologic functioning. However, little is known about the effects of diet on skin-aging appearance.Objective: We evaluated the associations between nutrient intakes and skin-aging appearance.Design: Using data from the first National Health and Nutrition Examination Survey, we examined associations between nutrient intakes and skin aging in 4025 women aged 40 to 74 years. Nutrients were estimated from a 24-hour recall. Clinical examinations of the skin were conducted by dermatologists. Skin-aging appearance was defined as having a wrinkled appearance, senile dryness, and skin atrophy.Results: Higher vitamin C intakes were associated with a...