10 Things to Know About Lemons
The slice-of-sunshine perfection of fresh lemon―juice or zest―puts a little extra bounce in the step of any cook.

Vitamin C
2. Power in the key of C
One lemon contains a full day’s supply of ascorbic acid, or vitamin C, but that’s the whole fruit; the juice holds about a third. Lemon juice is also about 5 percent citric acid, making it a natural for slowing the
browning or oxidation of fresh, raw foods: apples, avocados, bananas, and other fruits. That power, and the C, makes the lemon
a real health fruit.

