Watermelon When eaten on an empty stomach, it hydrates the body, supports skin health, and helps flush out toxins. Its high water content, vitamin C, and lycopene work together to Top 10 Natural Sources of Glutathione for Healthy Skin It has always been the easiest fruit to overlook. Watermelon, long associated with summer and hydration, is now being revisited through a scientific lens and the findings are quietly compelling. Studies Composition, bioactive potential and food applications of watermelon (citrullus lanatus) seeds a review Journal of Food Measurement and Characterization Springer Nature Link 8 Ways to Boost Your Glutathione Levels Naturally