Hyaluronic Acid
Natural glycosaminoglycan that hydrates skin and may ease mild joint discomfort in adults with aging-related dryness or stiffness.
Hyaluronic Acid
Natural glycosaminoglycan that hydrates skin and may ease mild joint discomfort in adults with aging-related dryness or stiffness.
Modest skin benefits are the best-supported use; joint evidence is limited. Consider it for hydration, not reversal.
Hyaluronic acid is a naturally occurring glycosaminoglycan found in skin, connective tissue, and synovial fluid. It binds water to maintain extracellular matrix hydration and joint lubrication. Oral supplementation with low-molecular-weight forms has shown modest improvements in skin moisture and wrinkle depth in several small trials. Some preliminary evidence suggests it may also reduce mild knee osteoarthritis symptoms. Adults with aging skin or early joint stiffness are the most likely to notice benefit.
Proven Benefits
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Who Should Consider
How It Works
Hyaluronic acid binds up to 1000 times its weight in water, helping retain moisture in the skin dermis and extracellular matrix. In joints, it contributes to synovial fluid viscosity and shock absorption. Low-molecular-weight oral forms can be partially absorbed and distributed to skin and connective tissue, where they may stimulate fibroblast activity and improve tissue hydration.