The origins of kombucha are millenary. In China it is lauded for its ability to balance chi, aka the vital flow of energy. The tea is very popular; it's a natural and fermented probiotic drink that is excellent for the digestive process.
As a curious fact, El Confidencial cites a study conducted by L'Oreal Research & Innovation in 2012 that ensures that kombucha extract is beneficial for the skin in order "to maintain its moisture and elasticity so that it seems more uniform in tone and texture." Hence, it's not surprising that many acknowledged brands of the beauty world create formulas including this particular ingredient. Here are seven of them.