Hello Jackie, thank you for your 5-star review and feedback about our Marine Collagen Complex. We're delighted to hear about your positive experience with our supplement, particularly regarding the improvements you've noticed in your nail strength and hair health. Your detailed observations about the transformation from soft, bendable nails to firmer ones, and the stabilization of hair thinning are particularly meaningful, as they validate our carefully formulated approach to collagen supplementation. Your recognition of the additional nutritional benefits, especially noting the importance of iodine, demonstrates your understanding of our comprehensive approach to formulation. Your experience supports our commitment to delivering premium quality supplements that combine multiple beneficial ingredients to provide holistic support for our customers' health and well-being through carefully selected, synergistic nutrients. Regards, VitaBright.