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L-theanine supplements are touted for stress relief, focus and better sleep. Although the evidence so far is preliminary, studies suggest the compound may have several brain benefits
An analysis of compounds in chilli peppers has revealed chemicals that seem to negate their heat-giving capsaicinoids. This explains why the Scoville scale for measuring spicyness isn't always accurate, and could eventually lead to the development of an "anti-spice" condiment