Some substances in the food cause allergies and food intolerance.. Caffeine. Theobromine. Histamine. Tryptamine. Serotonin. Phenylethlamine. Tyramine. alkaloid

The presence of certain substances in the food lead to the emergence of symptoms (food intolerance), which are like:
A substance (caffeine) found in coffee, tea and soft drinks.
B - Theobromine, found in tea and chocolate.
C) Histamine, found in fish and food prepared from fermented cabbage.
Tryptamine, found in tomatoes and broccoli.
E) Serotonin, found in bananas and tomatoes.
Phenylethlamine in chocolate.
G - Tyramine found in cheese and pickled sardines (sardines).
H - alkaloid material found in potatoes.
X - Alcohol.