Issues in food allergy and intolerance, coeliac disease, gut disorders, eczema, 'free from' and all allergies and sensitivities
When it comes to cosmetic or haircare products, it is the act of colouring the hair, face and body which carries the greatest risk to those with nickel allergy — be it through make-up, fake tan, or hair dye. Given…
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Rather than repeat the current issues and discussions concerning food allergens and cosmetics / skincare products here, I’ll instead direct readers to my latest article for Skins Matter — Food Allergens in Cosmetics: Where do we go from here? —…
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Allergy to paraphenylenediamine or p-phenylenediamine — better known as PPD — in permanent hair dye can be severe. In worst cases, it causes swelling around the face and neck, with difficulty breathing. Angry red rashes around the hair line, ears…
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Nickel compounds are not permitted in cosmetics, which is reassuring if you are one of the one in eight women who have a nickel allergy. However, trace nickel contamination is accepted to some extent by regulators, as low levels are…
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With the trend for beards in men showing no signs of slowing down, it’s not surprising that many guys are looking at options for dyeing them, especially if they begin to turn grey — but which are allergy safe? …
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I’m delighted to announce the release of my eleventh book, The Metal Allergy Guide: Successfully managing allergies to nickel, cobalt, chromium and other metals. It’s a project I’ve been working on, on and off, for several years, but I’m glad…
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Occasional reports have been surfacing during the Covid pandemic of an increased incidence of allergic responses to hair dye products, and the issue arose again this week, widely reported in the mainstream media, including by the BBC. I have written…
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There is a concoction of potentially hazardous chemicals on our shop shelves, many of which end up in our homes. A lot of them perform vital services — disinfecting our work surfaces, for example — and it would be difficult…
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Naturally, those whose immune systems react adversely to either external or internal triggers as they do in food allergy, other allergies, and the auto-immune condition coeliac disease, will be especially worried about the international pandemic of the coronavirus COVID-19. Ditto…
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PPD, or paraphenylenediamine, is a chemical used in most permanent hair dyes, especially the darker types. When mixed with an oxidiser (typically hydrogen peroxide) and applied, it penetrates shafts of hair and transforms into an oxidised form whose molecules are…
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