If you have any one of these symptoms or similar then it may well be worth taking a look at the ingredients of the products that you either apply to your skin, brush on your teeth, rinse out your mouth or come into contact with such as washing powders or cleaning products, etc.
There is an ingredient that is often made out of coconut and palm oils and is added to many every day substances because it is inexpensive.
It is usually known by the following names:
Sodium dodecyl sulfate (SDS or NaDS), sodium laurilsulfate or sodium lauryl sulfate (SLS) but may be listed as any of the following names - Sodium monododecyl sulfate; Sodium lauryl sulfate; Sodium monolauryl sulfate; Sodium dodecanesulfate; Sodium coco-sulfate; dodecyl alcohol, hydrogen sulfate, sodium salt; n-dodecyl sulfate sodium; Sulfuric acid monododecyl ester sodium salt.
In toothpaste it may be used to temporarliy diminish the sweetness. It is added to aspirin to make the dispersible version.
Allegedly not everyone is affected by this product but it is known to increase the length that mouth ulcers last, cause recurrence of mouth ulcers when added to toothpaste, to irritate skin especially in young adults, worsen skin problems especially in people suffering with dermititis - and on animals, causes eye irritations and skin irritations.