The 'RHONY' star's favorite glow-boosting pick is 'hydrating, plumping, brightening' — and it's on super sale.

Thousands of Amazon shoppers and a PEOPLE editor’s 56-year-old mom swear by the $35 Vichy Vitamin C Serum. This serum ...

Plus it has the seal of acceptance from the National Eczema Association!10.Peach & Lily Glass Skin Refining Serum with over 2 ...

Abundant in fresh fruits and vegetables and known for boosting the immune system, vitamin C is famous in the beauty community ...

Who It’s For: This is a low-risk product for beginners easing into vitamin C. It’s not a huge investment, is unlikely to interfere with your current skin care regimen, and is generally ...

As someone with a fairly minimal skin-care routine, it’s difficult to convince me to add a new product or step. But vitamin C is one of those actually necessary ingredients. The antioxidant ...

One excellent source of collagen is beef. Similarly, bone broth (often made from beef) is another collagen-rich food. Bone ...

You can find vitamin C in various skin care products, but experts recommend working serums into your routine. “Serums are lightweight and easier to layer with moisturizers, sunscreens and ...

Vitamin C serums are among the most popular skincare products. From Olay to Omorovicza, every brand seems to be heralding their product as the secret to beautiful skin, so it’s hard to know how ...

More than 5,700 Amazon shoppers have given Bliss Bright Idea Vitamin C + Tri-Peptide Facial Serum a five-star rating, with many highlighting the pleasant scent and texture of the serum as well as the ...