Keratin Keratin: a fibrous protein that makes up the structure of nails and hair.Bài viết liên quan: pH in Nail Care Explained: A Guide for Nail ProfessionalsThe Impact of Peel-Off Basecoats on Nail HealthMyth: External Application of Vitamins and Nutrients for Stronger, Healthier NailsDầu dưỡng móng có thực sự giúp móng mọc nhanh hơn không?Hiểu về chất làm cứng móng gốc polymer