Introduction Healthy hair, glowing skin, and strong nails are often seen as signs of overall well-being. While skincare routines, hair care products, and nail treatments can help improve appearance externally, true beauty starts from within. Proper nutrition plays a vital role in maintaining healthy tissues, and one nutrient that frequently comes up in conversations about beauty is biotin. Commonly known as Vitamin B7 or Vitamin H, biotin has gained popularity as an ingredien