For instance, you can amp up your color with an at-home gloss. Or, if you’d like to go the DIY route, try a tea toner—these antioxidant-loaded rinses can naturally brighten and strengthen your strands. You may already know that teas are brimming with antioxidants, which neutralize and stop free radical damage; therefore, they can brighten strands and protect hair from various concerns, like brittleness, breakage, shedding, and even premature graying. Some teas also contain caffeine, which can aid in hair growth: In fact, one 2018 study shows that a caffeine-based liquid topical can be just as effective as Minoxidil1 (the active in brands like Rogaine). And, yes, depending on which tea you choose, you can absolutely see a difference in hue. Here’s how we recommend choosing a blend: