Collagen and biotin supplements complement each other. Get this HealthKart HK Vitals combo that includes Skin Radiance Collagen and Biotin. HealthKart HK Vitals Skin Radiance Collagen is a comprehensive formula for skin hair and nail health. It contains TITAGEN-Fish Collagen Peptide Hyaluronic acid Vitamin C Vitamin E and Biotin. It is available in a delicious orange flavour. The marine collagen content of HK Vitals Collagen (from the house of HealthKart) helps improve the firmness & elasticity of the skin. Hyaluronic acid which is natureâs moisturizer helps keep the skin soft and smooth. Potent antioxidants like Vitamin C and Vitamin E help improve skin glow and control free radical-induced skin damage. Further biotin included in this collagen supplement for men and women helps maintain nail and hair health through its role in keratin protein synthesis. HealthKart HK Vitals Biotin is a Vitamin B7 dietary supplement that assures your body of the required dosage of Vitamin B7 which is essential for keratin synthesis and building keratin infrastructure in your body. Biotin helps in hair growth provides radiance to the skin and fights nail brittleness. It metabolises fats and protein to provide energy and fight fatigue. Consume one biotin tablet daily or as suggested by your dietician.