The Myvitamins Retinol & Biotin Bundle is the perfect beauty duo for enhancing your daily regimen. The Biotin tablets are beneficial for the health of your hair, skin, and nails, (1) and also aid in maintaining cognitive health. (2) Being a pure source of vitamin B, the Biotin tablets are also instrumental in supporting your energy levels, (3) making them an essential part of your beauty routine. Retinol is a crucial beauty component that aids in maintaining normal skin. (4) The Retinol softgels are designed to make supporting your complexion easier than ever. Busy lifestyles can often leave our hair, skin, and nails feeling fragile and dry. The Biotin tablets and Retinol softgels from this bundle are a perfect combination to support your beauty routine from within. References: 1. Biotin contributes to the maintenance of normal hair, skin, and nails. 2. Biotin contributes to normal psychological function. 3. Biotin contributes to normal energy-yielding metabolism. 4. Vitamin A contributes to the maintenance of normal skin.