Skincare
Science
Evidence-based skincare education from our research team, led by Dr. Sunbin Song (ex-NIH researcher, MIT PhD). From quick tips to deep-dives into active ingredients.
Can you use Vitamin C and Hydroxy Acids together? Yes, you can.
Can you use Vitamin C and hydroxy acids like AHAs and BHAs together? The short answer is yes — as long as your skin can tolerate it and you don't experience ...
Can you use vitamin C with niacinamide? Yes, you can.
You may have heard not to mix Vitamin C and Niacinamide — but the truth is, not only can you use them together, you probably should. Here's the science behin...
Can you use Vitamin C and Retinoids together?
Vitamin C and retinoids are two of the most studied, most proven ingredients in all of skincare — and yes, you can absolutely use them together. Here's what ...
A (ridiculously) deep guide to getting great skin with Vitamin C
Topically applied Vitamin C is one of the best-proven ways to keep your skin healthy — but with so many products, concentrations, and competing claims out th...