Solaray Collagen Keratin

This product contains collagen, keratin, vitamin C, hyaluronic acid, and alpha lipoic acid to improve skin hydration and elasticity, strengthen hair, reduce shedding, support nail growth, and aid joint comfort.

• The description claims that the product improves skin hydration and elasticity supported by studies on marine collagen and hyaluronic acid.
• The description claims that keratin and collagen may improve hair structure over time and reduce shedding.
• The description claims that collagen peptides and keratin have shown benefit in small clinical trials for supporting nail growth and reducing brittleness.
• The description claims that type II collagen and hyaluronic acid support cartilage health and may aid joint comfort.