They have no taste or odour.
Both the seeds and the seed husks are used.
The seed has a coating that is about 30% mucilage, which makes it effective as a laxative. It is used in products such as Metamucil.
In India, the seeds are combined with fruit, either juiced or stewed, or added to oil and vinegar.
A bran such as oat.
The husks are used to treat constipation.
Native to Iran and India.
“Psyllium” comes from a Greek word for “flea”, in reference to the size and shape of the seed.