I’ve been using the skin renewing vitamin C serum twice daily (once in the morning, once at night) alongside my existing skincare products. I applied the serum after my toner and before my ...

Start with a gentle cleanser to remove impurities. Apply a hydrating toner to balance your skin's pH. Apply a few drops of ...

The patent on Skinceuticals C E Ferulic — our top pick for vitamin-C serums — had run out. We were reminded of this beauty ...

My favorite vitamin C serum , Sunday Riley C.E.O., really works for my sensitive skin — but it’s my job to investigate if ...

When it comes to finding the best vitamin C serum, there are a few critical factors to consider. Firstly, the concentration of vitamin C in the serum is crucial. A concentration of 10-20% is ...

What it costs: Medik8 is a little on the pricier side but certainly far from outrageous. The brand’s products all cost ...

That may explain the exorbitant price. SkinCeuticals launched its first vitamin C serum in 1997, so it can take a lot of credit for the explosion of the entire antioxidant skin-care category.