Final answer:
To support healthy kidney function, leafy greens are the best choice, as they are beneficial for individuals managing their kidney health and are less likely to contribute to kidney strain. The correct option is D).
Step-by-step explanation:
The best food to help support healthy kidney function is D) Leafy greens. Leafy greens, such as spinach and kale, are low in potassium and high in essential nutrients, which makes them particularly beneficial for individuals who need to manage their kidney health.
It is important to reduce intake of foods that are high in protein, nitrogen, and sodium as a preventive strategy for reducing the excretory load on the kidneys. Additionally, foods rich in oxalates such as chocolate and nuts should be restricted, which rules out options like Dark chocolate and Red meat.
Berries are generally healthy but they do not have as direct an impact on kidney health as leafy greens do in terms of supporting detoxification and providing a low potassium alternative for those with kidney concerns. Option D) is the correct one.