The presence of lectins, β-glucans, polyphenols, p-hydroxybenzoic acid, protocatechuic acid, agllic acid, cinnamic acid, p-coumaric acid, ferulic acid, chlorogenic acid, and catechin in mushrooms improves hyperglycemia by regulating insulin and glucagon secretion [149,150,151]. Here, GCG is linked to Hyperglycemia.