Dr. Zein Obagi is a board-certified dermatologist who founded the Obagi skincare line. This medical-grade brand features products that are designed to reduce fine lines, diminish dark spots, and prevent premature aging. Key Ingredients The Obagi line is formulated with ingredients proven to be effective, such as the following: # Vitamin C - a powerful antioxidant to help protect the skin from damage caused by the environment, evens tone, helps diminish dark spots, and promotes radiance. It also influences collagen and elastin production. # Peptides - as the building blocks of protein, peptides help collagen and elastin absorb deeper into...