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.
Allergic Reaction. As with any herbal supplement, you may experience an allergic reaction to components of Boswellia Complex. Signs of an allergy to an herbal supplement, as listed by PDR Health, include difficulty breathing, tightness in your chest or throat, chest pain, itchy or swollen skin, and a rash or hives.