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Important phytochemicals include limonene, anthocyanins, psoralen, caffeic acid, ellagic acid, ferulic acid, hesperidin, monoterpenes, saponins, triterpenoids, quecertin, catechins, P-coumeric acid, sinapic acid, thymol, umbelliferone, rutin, coumarin, phenethyl isothiocyanate, phytosterols and beta-carotene.
Beta-carotene, involved in vision function, is a precursor to and plant form of vitamin A. It is considered the most important of the caoretnoids. Lemons also contain two types of fiber: cellulose, which strengthens cell walls and pectin, which binds cells together. Pectin dissolves in water in the digestive tract to form a gel. It is an antioxidant.
Nutrients in Lemon juice