Registered dietitian nutritionist Molly Knudsen, M.S., RDN, published an article Aug. 10, 2026, on mindbodygreen listing three nutrition habits for skin health. According to the article, cleansers, moisturizers, and sunscreen play a role in skin care, but daily food intake also influences the skin. The article stated that the nutrients people eat help provide the building blocks skin needs to maintain its structure, defend against everyday stressors, and stay hydrated.
Nutrition as a factor in skin appearance is supported by skin health literature. Anjali Mahto, author of The Skincare Bible, wrote that eating well and maintaining a good diet is essential for general well-being and skin health, and that glowing, lustrous, wrinkle-free skin is unlikely to be achieved by skincare alone [3]. Julie Gabriel’s Holistic Beauty from the Inside Out similarly noted that skin is the first organ to show visible signs of aging such as wrinkles, hyperpigmentation, lack of tone, and dryness [4].
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