SNCA and Lewy body dementia: Spearmint is a kind of plant of the mint family, and the spearmint extract and rosmarinic acid (the major component of SME) have effects on the amyloid fibril formation of a-synuclein, they can disassemble a-synuclein into non-toxic part [6].In addition, it has been pointed out that inorganic phosphate may be the rate-limiting factor for tau hyperphosphorylation in LBD [7].However, no clinical trials ever tested hypophosphatemic diets to treat and prevent DLB [8].