What is Importance of Lemon in Hinduism Explained - Artha Youtube<br /><br />Lemons are a rich source of vitamin C, providing 64% of the Daily Value in a 100 g serving. Other essential nutrients, however, have insignificant content.<br /><br />Lemons contain numerous phytochemicals, including polyphenols, terpenes, and tannins.<br /><br />Lemon juice contains slightly more citric acid than lime juice (about 47 g/l), nearly twice the citric acid of grapefruit juice, and about five times the amount of citric acid found in orange juice.