While each product featured is independently selected by our editors, we may include paid promotion. If you buy something through our links, we may earn commission. Read more about our Product Review Guidelines here. About once a month, I look in the mirror and have a meltdown about my hair. Whether it’s because of the grays that seem to pop up overnight, the damage that happens from using too many hot tools, or the fact that it seems thinner than ever, I’m usually pretty stressed about my hair. I’ve been trying to take better care of it, but as I’ve gotten older, I’ve definitely noticed some changes. I’ve tried supplements…