From clear skin to detoxing, chlorophyll and collagen supplements promise a lot, but what does the science say?

Walk into any health store, scroll through TikTok, or browse the shelves of your favorite beauty retailer, and you’ll be met with a familiar promise: that a pill, powder or potion could be the secret to glowing skin, boosted energy, or even inner “detoxification.” Among the most hyped are chlorophyll—the green pigment in plants now found in trendy waters and tinctures—and collagen, the protein hailed as the holy grail for youthful skin and strong joints.