City of Toronto. Structural engineer (P.Eng.) with more than 20 yearsâ experience in wood, masonry, concrete and steel design for residential, industrial and commercial buildings. Licensed and fully insured.
Let us look at the allergic reactions to Psyllium husk. They are as follows: 1  Breathlessness. 2  Sneezing and flu symptoms. 3  Itches. 4  Rash and even hives. 5  Swelling.
Responses (1) Metamucil (psyllium) is a bulk-forming fiber laxative. Psyllium works by absorbing liquid in the intestines and swelling to create a softer, bulky stool that is easier to pass. Bloating is a common side-effect of Metamucil.