My go-to product that contains this miracle ingredient is The Ordinary's Niacinamide 10% + Zinc 1% serum, which happens to cost just $6. What is niacinamide and how does it work? Niacinamide (also ...

“Their Nutri-Supplement Scalp Serum ... niacinamide, a great basis for a routine to ensure healthy locks.” Is niacinamide good for any particular hair types or textures? “The beauty of ...