Health effect
Skin Hydration
Dry, tight skin often needs help holding on to moisture. This page weighs everyday skin care against the smaller, less settled evidence for oral collagen and hyaluronic acid.
Linked studies
12 publications behind the ratings for skin hydration, newest first.
The effect of fish oil rich in cetoleic acid on the omega-3 index and skin quality.2024 · Omega Fatty AcidsOral intake of collagen peptide NS improves hydration, elasticity, desquamation, and wrinkling in human skin: a randomized, double-blinded, placebo-controlled study.2023 · CollagenEffects of hydrolyzed collagen supplementation on skin aging: a systematic review and meta‐analysis2021 · CollagenThe Potential Uses of Omega-3 Fatty Acids in Dermatology: A Review2020 · Omega Fatty AcidsA Randomized, Placebo-Controlled Trial of Gamma Linolenic Acid as an Add-on Therapy to Minocycline for the Treatment of Rosacea2020 · Gamma-Linolenic AcidOral Intake of Low-Molecular-Weight Collagen Peptide Improves Hydration, Elasticity, and Wrinkling in Human Skin: A Randomized, Double-Blind, Placebo-Controlled Study2018 · CollagenCosmetic and Therapeutic Applications of Fish Oil’s Fatty Acids on the Skin2018 · Omega Fatty AcidsDietary supplementation of gamma-linolenic acid improves skin parameters in subjects with dry skin and mild atopic dermatitis.2011 · Gamma-Linolenic AcidOral administration of hyaluronic acid to improve skin conditions via a randomized double‐blind clinical testHyaluronic AcidOral Hyaluronan Relieves Wrinkles and Improves Dry Skin: A 12-Week Double-Blinded, Placebo-Controlled StudyHyaluronic AcidIngestion of an Oral Hyaluronan Solution Improves Skin Hydration, Wrinkle Reduction, Elasticity, and Skin Roughness: Results of a Clinical StudyHyaluronic AcidIntervention with flaxseed and borage oil supplements modulates skin condition in womenGamma-Linolenic Acid