Guava cultivation and supply is constant as we source and distribute this product for our partner farmers and we cultivate in regular quantities to keep a steady flow of supply to the clients. Benefits of guavas are aplenty and now we're going to talk about guava's nutritional value. A 100 gm serving of the fruit contains just 68 calories and 8.92 gm sugar, according to the data of SOUTH AFRICA Department of Agriculture (SADA). Guavas are also rich in calcium as they contain 18 gm of the mineral per 100 gm of the fruit. It also contains 22 gm of magnesium per 100 gm of the fruit, as well as significant amounts of phosphorus and potassium- 40 and 417 gm per 100 gm, respectively.