The health benefits of lemon are attributed to its vitamin C content that helps improve the skin quality, encourages weight loss, improves digestion, and acts as a breath freshener. Lemon is a fruit that contains flavonoids, which are composites that have antioxidants. Add to your water to make refreshing drink, keeping you hydrated. Did you know? Many people also use it as a washing agent, because of its ability to remove stains.