碳水化合物和脂肪更适合提供能量,楼主肾没问题吧，吃这点蛋白就要担心都去肾了？

https://feelgoodpal.com/zh/blog/functions-of-protein/

https://www.healthline.com/nutrition/functions-of-protein#TOC_TITLE_HDR_7

Protein contains four calories per gram, the same amount of energy that carbs provide. Fats supply the most energy, at nine calories per gram.

However, the last thing your body wants to use for energy is protein since this valuable nutrient is widely used throughout your body.

Carbs and fats are much better suited for providing energy, as your body maintains reserves for use as fuel. Moreover, they’re metabolized more efficiently compared to protein