And with other brands swearing that their vitamin C serum is the best, it could be difficult to find which one to buy and which one will work best for your skin. So, how do you choose the right ...

I've sung the praises of this vitamin C serum countless times, and I'm about to do it again. It's a favorite of Russo's, and contains l-ascorbic acid (one of the most stable, well-studied forms of ...

Vitamin D levels can be measured with a blood test. This test can indicate whether you have adequate levels, are at risk of a vitamin D deficiency, or have levels that are too high. Levels that are ...

Learn more! Whether you’re battling redness-prone skin, sun spots or discoloration, there’s likely one simple ingredient missing from your skincare lineup: a vitamin C serum. The potent ...

When it comes to achieving bright, glowing skin, a vitamin C serum is key. But not all vitamin C serums are created equal—and in fact, there’s a wide range of potencies available with ...

However, my ears perked up over the holidays when my friends kept complimenting my 56-year-old mom’s glowing skin, and she credited her glow to Vichy’s Liftactiv Vitamin C Serum. Vitamin C is ...

But the most popular vehicle for this effective skin care ingredient is a vitamin C serum. Serums are a great way to deliver high-powered, active ingredients straight to the skin for maximum ...

Lauren Gray is a New York-based writer and editor with nearly a decade of experience covering health, wellness, ...