A skin product having primary ingredients fullerene, niacin, and at least one of curcumin and tetrahydracurcumin. In some embodiments, the skin product additionally contains a medium-chain fatty acid, as a primary ingredient. Preferably, fullerene is C60, and the medium-chain fatty acid is C8 caprylic acid. The skin product is preferably made by mixing niacin and curcumin (or tetrahydracurcumin) first, then adding the medium-chain fatty acid, and finally mixed with fullerene. The skin product can be used to treat skin conditions (e.g., burn, wrinkles).