Fortisil OSA Capsule Skin Hair Nails With ingredients like Silica which strengthens hair and prevents thinning by delivering essential nutrients to your hair follicles, It makes the product more effective and shows consistent results. It creates a protective layer around your hair shaft and helps it from further breakouts. It’s one of the most effective ingredients for taming frizz, locking in moisture, adding shine, and helping restart the growth process of your hair, it takes 4-5 weeks to show visible results