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Nut Allergies Now Treatable: Hope for Sufferers
1 Jun
Summary
- Japanese researchers developed a method to treat walnut and cashew allergies.
- Children consumed small daily doses of nut protein, increasing tolerance over time.
- All 33 participants tolerated up to 5 grams of nuts without severe reactions.

Japanese researchers have achieved a significant breakthrough in treating walnut and cashew allergies. A study published in The Clinical & Experimental Allergy journal detailed a method to desensitize individuals, enabling them to live more comfortably without constant fear of accidental exposure.
The research focused on 33 children aged 4 to 18 with diagnosed allergies. Participants were given extremely small daily doses of nut protein, starting at 0.45 milligrams. This amount was gradually increased under close medical supervision.
Over a monitoring period exceeding 800 days, none of the participants required emergency treatment for anaphylaxis or developed moderate to severe symptoms. After approximately 3.5 years, all 33 children could consume up to 750 milligrams of nut protein, equivalent to about 5 grams of nuts, without adverse effects.
Blood tests also indicated a reduction in allergic response triggers. The researchers expressed optimism that this approach could help prevent accidental reactions from processed foods or cross-contamination, challenging the notion that nut allergies are insurmountable. They emphasized that this treatment should only be attempted under professional medical guidance, with hopes for broader accessibility in the future.