Year: 2021

The serum is a type of facial skin care products. It contains a variety of high-concentration active ingredients. Although the price is more expensive than ordinary skin care products, the skin care effect is also very prominent.

There are many types of serums, and its efficacy depends on the effective skin care ingredients added, and different skin problems can also find corresponding serums to use for improvement. If you want whitening, you can choose an serum with whitening ingredients.

So what kind of effects and effects can the serum with vitamin C play? Can Vitamin C Serum be used during the day? Let’s take a look!