低碳水 (dītànshuǐ): low-carb

Meanings

Tā zài chī dītànshuǐ yǐnshí.

She's on a low-carb diet.

Zhè jiā cāntīng yǒu dītànshuǐ tàocān.

This restaurant has a low-carb set menu.

usage

碳水 is short for 碳水化合物 (carbohydrates). 低碳水 is the marketing term; the stricter 生酮 (shēngtóng, keto) goes further.

低 dī

碳 tàn

水 shuǐ