Allergy Insight is dedicated to food allergy, skin and cosmetic allergy / allergic contact dermatitis, coeliac disease / gluten-related disorders, food intolerance, restricted diets, ‘free from’ food, allergen labelling, veganism / vegetarianism, gut disorders such as IBS, and other hypersensitivities.
Popular Posts
PPD is a potentially dangerous allergen, found in many hair dyes, which can cause extremely serious reactions. This article looks at the problem, and lists some PPD-free hair colour recommendations for you to try.

Do you have nickel allergy? Do you struggle to find suitable make-up that doesn’t trigger a reaction? Here’s a round-up of cosmetics that are either nickel-tested or likely to be lower in nickel than many other on the market.
Those with salicylate intolerance or following the Guaifinesin protocol for fibromyalgia often struggle to find salicylate free skincare products that don’t trigger salicylate sensitivity reactions. Here’s a round-up of those available.
Nickel allergy is a severe problem, with around 1 in 6 women affected. Due to contamination of raw ingredients, nickel is often found in trace levels in cosmetics, including hair dyes and colours. Here is a round-up of products which may be safer.
Those who have allergies to multiple ingredients, such as preservatives, fragrances and food allergens, often look for ‘allergy free’ or hypoallergenic beauty products. But what to choose if you have many sensitivities? Here’s a round-up of recommendations.