Best vitamin c
Have tried couple different brand but cosrx vitamin c is best so far for my sensitive skin . Going on third bottle

da muchisima luz
muy bueno. ya use varias marcas de vitamina c en mi vida y es del top 3

Very good serum
The best vitamin c serum I used highly recommended

I love it
Very good vitamin c I use it everyday It makes my skin brighter

You can notice immediate results
It's one of the best Vitamin C I've ever tried