Bliss Bright Idea Vitamin C + Tri-Peptide Collagen Protecting & Brightening Serum The Bliss Bright Idea Vitamin C + Tri-Peptide Collagen Protecting & Brightening Serum ($25) is a great vitamic C serum that is non-irritating. It will brighten the skin and diminish the look of dark spots. Image Source: target.com Bliss Bright Idea Vitamin C + Tri-Peptide Collagen Protecting & Brightening $25 from target.com Buy Now