These days, mood beauty products are seeing a serious resurgence, and now iconic brand MAC Cosmetics is getting in on the nostalgic fun with its latest line of lip balms
They are real compounds with a real but geographically narrow and hard-to-audit evidence base, which is exactly why an honest tier list puts them in the middle rather than the top or the bottom
And there are many reasons for this, including cost considerations, side-effect management, access considerations, and a general interest in GLP-1 therapies
Curiously, it also regulates bone physiology (135), and shows anti-inflammatory properties (136)
This study demonstrates for the first time, to our knowledge, that KG affects site-specific histone acetylation and provides a mechanism of HR proficiency through carnitine synthesis