Soluble fibers—generally fermentable to butyric, ethanoic (acetic), propionic, and valeric acids… that (scientific evidence claims to reveal to) have significant health properties

Legumes including beans¹, lentils² and peas

Oats², rye, barley, coconut¹

Broccoli, carrots, artichoke²

Psyllium seed husk reported to lower cholesterol and help with IBS

Insoluble fibers—attract water, increase bulk, soften stool, reduce transit time

Whole grains²

Bran¹

Nuts and seeds

Green beans, cauliflower, zucchini, celery

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¹ Very good

² Good