Lemon and lime are two fruits that are commonly confused for each other due to their similar appearance, flavor, and smell. The main difference between the two is in their acidity and sweetness. Lemons are usually more acidic than limes, with a pH balance of 2-3, while limes are slightly less acidic with a pH balance of 2-4. Lemons have a higher sugar content than limes, making them sweeter. The flavor of lemons is also more tart than limes. Lemons are usually bigger and have thicker skin. Limes are smaller, have a thinner skin, and are generally more sour than lemons.
In terms of nutrition, lemons and limes are both good sources of vitamin C. Lemons contain more vitamin C than limes, but limes have higher levels of antioxidants. Both fruits have a large amount of dietary fiber and calcium, and they both contain small amounts of potassium, magnesium, and iron. Lemons and limes are both excellent sources of health benefits, including aiding digestion, boosting immunity, and helping to reduce inflammation.