OverviewClinically ProvenCh-OSA®+ BiotinGenerates & Protects You Own CollagenVegan Friendly SupplementGluten & Allergen FreeGMO FreeSoy FreeDairy FreeVegan Friendly2 IN 1 Generate + Protect BioSil's CH-OSA© Complex activates your natural ability to generate and protect your own collagen, elastin, and keratin. This improves and supports your hair, skin, nails. Biotin enhances the benefits of the CH-OSA© complex - especially keratin production for thick, lustrous hair & strong nails.Grow, Strengthen, Thicken Added biotin takes your hair + nails to a new level. Biotin is an essential nutrient that supports healthy metabolism (vital for healthy hair and nails). CH-OSA© complex helps link keratin fibers together for stronger hair and nails. Together they form a powerful combination for more & thicker hair, stronger nails, and healthy skin.
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