There are two main categories of food intolerance
1. Pharmaceutical Food Intolerance
This is a sensitivity to food chemicals that can result in a range of symptoms – gut and other – skin, respiratory, nervous system, other
A person can a have food chemical intolerance to just one or all of the following.
- Amines (histamine, tyramine, serotonin)
- Glutamates / MSG
- Food chemicals added during manufacturing e.g. flavours, MSG, preservatives, additives.
2. Metabolic Food Intolerance
This is linked to enzyme deficiency, and mainly causes gut symptoms.
Most commonly the symptoms are caused by one or more the fermenting sugars known as FODMAPS.
Examples include Lactose Intolerance, an intolerance to specific carb sugars known as fodmaps. Fodmaps include lactose (milk), fructose (fruit), galactose (legumes), fructans (wheat and some veg), Po
There is also Gluten Sensitivity
Gluten sensitivity causes gut symptoms, but may have other negative implications in the long term for anyone with Celiac Disease if not strictly avoided.