Marine algae are relatively common raw sources for cosmeceutical products.1 The photoprotective compounds identified among marine algae range from mycosporinelike amino acids, sulfated polysaccharides, and carotenoids to polyphenols, all of which are noted for absorbing UV and conferring antioxidant, matrix metalloproteinase–suppressing, anti-aging, and immunomodulatory effects.2 Such biologic activities understandably account for the interest in harnessing […]