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

It helps protect delicate skin from the sun while battling fine lines and dark spots, fans say — wins all around.

With 15 per cent vitamin C – stemming from 3-O-ethyl ascorbic acid – and five per cent polyhydroxy acids (PHA’s) stemming from fruit acids, this serum works to instantly brighten and boost skin for a ...

As someone who tests beauty products for a living, I think it takes a really good product to stand out. That said, there’s a ...

When it comes to achieving bright, glowing skin, a vitamin C serum is key. But not all vitamin C serums are created equal—and ...

While TruSkin Vitamin C Facial Serum ( $49 $18) is already deeply discounted on Amazon today, Page Six readers can save even ...

I bought the facial wash and I apply this treatment every night. The amazing thing is that, I saw the difference within a week. Now I am slowly buying other products and would create a routinely ...

The anti-ageing, glow-boosting serum is reduced in the Boots £10 Tuesday sale - but the discount is only available today.

Chilly midwest air (plus our mom’s penchant for revving the thermostat) certainly did my sister’s skin no favors; yet it was her high-potency vitamin C serum that worsened her symptoms most ...

More than 5,600 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 ...