Explore E Numbers
E Numbers: The Good, The Bad, The Facts...

You'll discover everything you need to know about E numbers with our expert guides covering their benefits, roles, and safety information. Our comprehensive resources help you make informed choices about food additives, whether you're following specific diets, managing health concerns, or simply wanting to understand what's in your food. Explore E Numbers is here to help.

Try our free tool E Number Checker to get instant personalised help.

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E Numbers Not Suitable for a Halal Diet
Some E numbers aren't halal because they're sourced from pork or non-halal animals, so check packaging or ask manufacturers to be sure.
Complete List of ENumbers
Quick reference tables of E numbers organised by category so you can check what's in your food.
E300 - E399 Antioxidants and Acidity Regulators
E300 to E399 additives include antioxidants like vitamin C and vitamin E, plus acidity regulators that preserve food quality and taste.
Additives in Cigarettes
Cigarette makers add over 600 additives to make smoking more addictive and hard to quit.
Browse Topics
Free E Number Tools Ask Our Experts E Number Basics Role of E Numbers E Numbers Revealed Case Studies Avoiding E Numbers Diet & Health
Latest Articles and Tools
E Number Checker
Enter an E number or ingredient and find out if it is halal, vegan, or contains animal products. Takes seconds.
Complete List of ENumbers
Quick reference tables of E numbers organised by category so you can check what's in your food.
Does E631 Use Extracted Pig's Fat or Sardine Oil?
E631 is a flavour enhancer that usually comes from pig or fish, but manufacturers rarely label which source they use.
All E Numbers Bad For You?
Not all E numbers are bad for you, some come from natural sources, but knowing which ones to avoid takes detective work.
Why We Chose to Avoid E-numbers: A Case Study
One family explains how cutting out E numbers from their children's diets helped manage asthma, eczema and food allergies.
Additives in Cigarettes
Cigarette makers add over 600 additives to make smoking more addictive and hard to quit.
Allergies to Food Additives and E-numbers
Food additives and E-numbers can trigger allergies with symptoms ranging from hives and rashes to asthma and headaches.
Food Additives That Act as Xenoestrogens
Some common food additives mimic the hormone estrogen in your body, and researchers just identified two new ones to watch out for.
Phosphorous in Fast Food and When to Avoid It
High phosphorous additives in fast food can damage your heart and bones if you have kidney disease.
Additive Free Baby Food
Finding baby food without additives means reading labels carefully since preservatives and thickeners often hide in everyday products.
Energy Drink Ingredients Given all Clear
New research confirms common energy drink ingredients like caffeine and taurine are safe to consume.
Popular
1 E600 - E699 Flavour Enhancers 2 E-numbers and Hyperactivity - ADHD 3 The Rise of Natural Colours 4 Top E Numbers to Avoid 5 Additive Free Baby Food 6 Blue Smarties Return without E Numbers
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E Numbers: The Good, The Bad, The Facts...