iS Clinical Super Serum Advance+ combines the remarkable results of time released L-Ascorbic Acid in a 15% concentration with Copper Tripeptide to reduce the appearance of fine lines, wrinkles, scar tissue, stretch marks, and uneven pigmentation. This new and improved formula is three times more effective than the original Super Serum, and is very effective at causing skin to appear brighter and firmer with a more even tone and texture. Ideal for those with aging and sun damaged skin as well as those with scars or stretch marks, to firm sagging, wrinkled skin, brighten and lighten hyperpigmentation, and fade scars and stretch marks.