calorie-free; non-caloric; diet
Wasei-eigo from English 'calorie free'. Used for foods or drinks with no or very low calories, often in marketing contexts.
wasei-eigo (Japanese-coined English), from calorie free
This drink is calorie-free, so it's safe even when you're on a diet.
Sweets using calorie-free sweeteners are increasing.
Variant with interpunct; less common but seen in some product labeling.
Wasei-eigo from English 'calorie free'.