Nanoparticles are difficult to produce, in part because copper tends to oxidize ... essential oil extracted from citrus fruit, such as oranges and fingered citron (a variety of Citrus medica).

Choose citrus fruit that are firm and bright-looking; dull skins and soft patches indicate fruit that are past their best. Bitter Seville oranges and spice-sharp blood oranges, hailing mostly from ...

Its immune-boosting vitamin C is only part of the story ... When you juice a citrus fruit, you end up losing much of its beneficial fiber, Dr. Meireles said. And because it takes several fruits ...

Unlike most other citrus varieties, the entire fruit is edible ... They’re also now grown in many other parts of the world, ...