topicVitamin C Skin Hydration Randomized Trial
claimCombination Topical Antioxidant Protocol Enhances Laser‐Induced Improvement in Facial Pigmentation and Photoaging: A Prospective, Split‐Face Trial
evidence level4
citationBoo J (2026)
sourceCombination Topical Antioxidant Protocol Enhances Laser‐Induced Improvement in Facial Pigmentation and Photoaging: A Prospective, Split‐Face Trial
topicVitamin C Skin Hydration Randomized Trial
claimNutraceuticals represent promising strategies for preventing, delaying and addressing premature aging of the skin, especially as women advance in years (particularly after 30 years of age, when estrogen levels begin to decline, and remarkably after menopause when estrogen production ceases from the ovaries).
evidence level4
citationArbex P (2026)
sourceCollagen, Curcumin, and Glutathione to Enhance Dermal Health in Aging Women with Declining Estrogen Levels -A Narrative Review.
topicVitamin C Skin Hydration Randomized Trial
claimThis review is part of a larger project, and we present this companion review, which provides a detailed examination of the literature beyond polyphenols and/or phytoestrogens for estrogen-deficient skin.
evidence level4
citationArbex P (2026)
sourceCollagen, Curcumin, and Glutathione to Enhance Dermal Health in Aging Women with Declining Estrogen Levels -A Narrative Review.