A derivative of vitamin B3, niacinamide is a popular skincare ingredient. Studies show that niacinamide has benefits like: Minimizing the appearance of large pores; Improving uneven skin texture; Fighting fine lines and w… See more

Yes, it is safe to use tretinoin and niacinamide together. In fact, research shows that the combination of niacinamide and tretinoin is: Well-tolerated; Stable Synergistic. “Synergistic” means that combining … See more

When you first introduce tretinoin, be sure to start slowly by applying it just 2-3 nights per week. As your skin adjusts, you can slowly increase the frequency to about 5-6 nights per week. You will want to avoid combining t… See more

To maximize anti-aging benefits, I suggest you apply your niacinamide serum after tretinoin. Research suggests that this order allows tretinoin to penetrate your skin most effectively and therefore produces the best anti-aging r… See more