Nut allergies affect approximately one in 50 children in the UK and one in 200 adults. As one of the most common allergens, introducing nuts to your child needs to be done carefully and safely to check for signs of an allergic reaction. To understand more about what causes nut allergies and the signs and symptoms to look out for, we asked Dr Kezia Joy, a Registered Dietitian Nutritionist and Medical Advisor with Welzo , to share the facts we need to know.

What causes nut allergies?

There are many factors that may contribute to nut allergies, but genetics can play a strong role. "The immune system mistakenly identifies some of the proteins found in nuts as something harmful. This triggers the body to send out certain chemicals, including histamine, which produce an allergic response –

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