ch-OSA®, BioSil's patented and uniquely effective compound, is the only active ingredient in Biosil® Collagen Generator Liquid Caps. The ch-OSA in Biosil Collagen Generator increases collagen, keratin, and elastin levels in your body. The result? Less wrinkles, glowing skin, luscious hair, and seriously strong nails. Collagen Generator increases your collagen levels by activating collagen production and by protecting existing collagen from degradation.