Sentinel Nails Strengthener is a dietary supplement containing silica, formulated to support and enhance nail strength and health. Each bottle contains 100 tablets designed to nourish nails from within through supplementation. As this is a dietary supplement, it should be taken as directed on the label. The silica content helps promote healthy nail growth and strength. Results may vary between individuals and consistent use over time is recommended for best results. Always consult with a healthcare provider before starting any new supplement regimen.