carb flu

informal uncountable

(informal) Unpleasant physical symptoms, such as lethargy and headaches, resulting from cutting carbohydrates out of one's diet.

Japanese Meaning

（非公式）炭水化物制限によって引き起こされる、倦怠感や頭痛などの不快な身体症状

After a week on the keto diet, she started complaining of carb flu and had trouble concentrating at work.

ケトダイエットを始めて一週間後、彼女は炭水化物離脱症状を訴え、仕事に集中するのが難しくなった。

Sense（1）

(informal) Unpleasant physical symptoms, such as lethargy and headaches, resulting from cutting carbohydrates out of one's diet.