Translation guide
Dietary fiber refers to the indigestible parts of plant foods. In Japanese, the most common term is 食物繊維 (しょくもつせんい), used in nutrition and everyday health contexts.
The standard term for dietary fiber in nutrition, health, and food labeling.
The standard, neutral term for dietary fiber. Used in nutrition science, food labels, and everyday conversation about healthy eating.
Let's eat foods that are high in dietary fiber.
This bread is rich in dietary fiber.
In compound words or technical contexts, 繊維 alone may be used, but it's less common for dietary fiber specifically.
Literally 'fiber', but in context of food or nutrition, it can imply dietary fiber. Often used in compounds like 繊維質 (せんいしつ, fibrous quality). Not recommended as a standalone for 'dietary fiber'.
Using 繊維 alone may be ambiguous; 食物繊維 is clearer for dietary fiber.
Vegetables contain a lot of fiber.
When specifying soluble or insoluble fiber, Japanese uses descriptive phrases.
When talking about eating more fiber, you can say 食物繊維をとる (to take dietary fiber) or 食物繊維が豊富 (rich in dietary fiber). It's a common health topic.
Insoluble dietary fiber stimulates bowel function.