Are Sulfites Safe? Wine, Dried Fruit, Asthma, and Labels
Sulfites (E220-E228) preserve wine, dried fruit and shrimp. Who reacts, why the FDA banned them on raw produce in 1986, the 10 ppm label rule, and EFSA's 2022 verdict.
Preservatives Guides
Guides in this cluster
Is TBHQ (E319) Safe? Uses, Limits, and Label Names
TBHQ (E319) keeps frying oils and snacks from going rancid. What the FDA limit and EFSA ADI mean, what the immune-cell studies show, and how to spot it on labels.
Is Polysorbate 80 (E433) Safe? Uses, Gut Health, and Labels
Learn what polysorbate 80 (E433) is, why it is added to foods and supplements, what the latest research says about gut health, and how to spot it on labels.
Is Sodium Nitrite Safe? Cured Meat, Nitrosamines, and Labels
Learn what sodium nitrite is, why it is added to cured meats, its health risks, the celery powder label loophole, and how to read food labels accurately.
Is MSG (Monosodium Glutamate, E621) Safe? Uses and Labels
Learn what monosodium glutamate (MSG, E621) is, why it is added to foods, how your gut metabolizes it, and how FDA and EFSA evaluate its safety.
Is Carboxymethylcellulose (Cellulose Gum, E466) Safe?
Carboxymethylcellulose (cellulose gum, E466): how it is made, where it hides, the 2022 human emulsifier trial on gut health, FDA vs EU status, and how to spot it.
What Is Potassium Sorbate? Uses, Safety, Labels, and Risks
Learn what potassium sorbate is, why it is used in cheese, wine, and cosmetics, how your body processes it, and whether it poses any health or gut risks.
What Is Butylated Hydroxyanisole? Uses, Labels, and Safety
A plain-English review of Butylated Hydroxyanisole: what it is, why it appears on labels, safety context, common uses, and sources.
What Is Sodium Benzoate? Uses, Labels, and Safety
A plain-English review of Sodium Benzoate: what it is, why it appears on labels, safety context, common uses, and sources.