With the power of ch-OSA®, Biosil became the first collagen generator, clinically proven to stimulate your body’s own collagen production. Unlike most collagen pills that supply animal-based peptides, Biosil activates your biology—supporting the production of Collagen, Elastin, and Keratin.

Original formula with patented CH-OSA®.

Supports collagen, elastin & keratin from within.

Traditional capsule with granule-based delivery system.

Vegan, clean-label, and backed by clinical studies.

The trusted collagen supplement alternative for over 30 years.

• Formerly known as BioSil® Hair, Skin, Nails Activate your beautifying ability to generate & protect your own collagen. Improve your hair, skin, nails, and joints. Radiate with the self confidence of a glow you can see, feel & show.*
• 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 & joints.
• What’s more, ch-OSA© complex stimulates collagen with your DNA fingerprint.† And that is truly unique.