![Texture closeup of cream with niacianmide vs vitamin C serum](http://protocol-lab.com/cdn/shop/articles/3336698963104780035_11868071837_{width}x.jpg?v=1720717064)
If you’re seeking brighter, healthier skin, you should know the difference between niacinamide vs vitamin C. In this guide, we explain the key differences, including benefits, gentleness, and more.
![How to Use Niacinamide and Vitamin C Together](http://protocol-lab.com/cdn/shop/articles/How_to_Use_Niacinamide_and_Vitamin_C_Together_{width}x.jpg?v=1715643628)
Get the most out of your skincare routine by using niacinamide and vitamin C together! We’ll explain how to combine vitamin C and niacinamide for best results.
![Vitamins for dark spots](http://protocol-lab.com/cdn/shop/articles/Best_Vitamins_for_Dark_Spots_-2_{width}x.jpg?v=1707812590)
Discover the best vitamins for dark spots. Learn the science behind these skin-brightening ingredients and how to add them to your skincare routine.
![Face portrait of a woman split into two; the left side is before aging and the right side is after.](http://protocol-lab.com/cdn/shop/articles/Woman_before_and_after_aging_{width}x.jpg?v=1699380460)
No one wants to look older than their age. In this guide, we cover the causes of premature skin aging and explain how to prevent it.
![Blonde girl smelling a hot dog from afar](http://protocol-lab.com/cdn/shop/articles/Hotdog_optimage_{width}x.jpg?v=1705961071)
There’s a myth that vitamin C and ferulic acid are a match made in heaven, despite it making for some stinky vitamin C serums. In this post, we debunk this myth thoroughly, to help you choose effective vitamin C serums that smell great.