Do Hair Vitamins Work Supplement Facts Hair Growth Tips
But not all popular remedies are what they’re touted to be. And we believe it’s always important to think critically about what works and what doesn’t. So let’s look into the research, shall we? Now, the theory behind hair supplements really comes down to internal structural support. Let’s explain: Hair is made up of keratin1, a type of protein that consists of about 18 amino acids2 including cysteine, proline, threonine, leucine, and arginine....