What it is: Niacinamide, also known as vitamin B3, is a water-soluble vitamin that helps strengthen the skin barrier, ...

For those of us who want the best, strongest and most effective ingredients, retinol is an absolute must. And while you can ...

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

According to our experts, the vitamin C type will also determine its effectiveness. Pure vitamin C, known as L ascorbic acid, ...

This is why I was so eager to try L’Oréal’s Cell BioPrint.

With the addition of ceramides, caffeine, vitamin C, and hyaluronic acid, these retinol-powered formulas can help smooth fine ...

The benefits of retinol extend beyond mere wrinkle reduction. It also brightens the under-eye area, evens out skin tone, and ...

Discover the benefits of vitamin E, as well as the signs of deficiency, best sources of vitamin E and which skin types will ...

From bakuchiol to azelaic acid, here’s how alternative ingredients to traditional retinoids stack up to the anti-ageing ...

A vitamin C serum is an essential product to have in your skincare arsenal, and we found one for 50% off on Amazon.

Retinol night creams often contain additional ingredients that can enhance their effectiveness. Look for products that contain antioxidants, such as vitamin C or E, to help protect your skin from ...