The Best Memorial Day Beauty Deals, According to Our Editors

Obagi Medical Professional-C Serum 20% ($120, originally $150)

With 20 percent pure vitamin C, the Obagi Medical Professional-C Serum 20% is a potent antioxidant serum that is also very hydrating. If you're dealing with dark spots and uneven skin tone, around five drops of this serum every morning can help. This is best for those with drier skin types who can handle the strength of a potent serum.