What is E284? Boric Acid Explained
As an Amazon Associate and AWIN affiliate partner we earn from qualifying purchases — at no extra cost to you. Disclosure ›
E284 is Boric Acid — a preservative (mineral; restricted use) used in bread and baked goods, wine and cider.
What is E284 (Boric Acid)?
E284 is Boric Acid, a food additive classified as a preservative that extend shelf life by preventing microbial growth. A preservative (mineral; restricted use) used in bread and baked goods, wine and cider. You'll find it in bread and baked goods, wine and cider, cured meats and many other packaged foods. Note: despite holding an E-number, E284 is banned or heavily restricted in at least one major market — the safety section below explains exactly where and why.
Where is E284 found?
E284 (Boric Acid) is found in bread and baked goods, wine and cider, cured meats, cheese, pickles and condiments, soft drinks.
- bread and baked goods
- wine and cider
- cured meats
- cheese
- pickles and condiments
- soft drinks
Is E284 safe?
E284 is authorised in some markets but carries significant concerns, restriction notices, or has been delisted in several countries. EFSA or equivalent authorities have identified issues with Boric Acid that led to bans, restrictions or strong usage caveats. We recommend treating this additive as one to minimise or avoid where possible.
EFSA opinion: Boric Acid — status Avoid.
Check the calorie content of foods containing E284. If you’re pregnant, see our pregnancy food safety guide.
Cleaner alternatives to E284
79% protein clean-label snack
MORiSH Pork Chicharrónes
Prefer snacks with no artificial colours, preservatives or sweeteners? MORiSH pork chicharrónes are 79% protein, zero carbs and have a short, readable ingredient list.
Circle DNA Premium Test
Find out how your body responds to foods and additives — nutrition, sensitivities and 500+ reports from one at-home DNA test.
E284 FAQs
What is E284 in food?
E284 is Boric Acid — a preservative (mineral; restricted use) used in bread and baked goods, wine and cider.
Is E284 safe to eat?
E284 is authorised in some markets but carries significant concerns, restriction notices, or has been delisted in several countries. EFSA or equivalent authorities have identified issues with Boric Ac
Is E284 vegan?
E284 (Boric Acid) is vegan. It is derived from mineral; restricted use, with no animal involvement in standard food production.
Is E284 halal?
E284 (Boric Acid) is halal. It is derived from mineral; restricted use, which involves no haram sources.
Related Preservatives additives
Also check: safe for cats? · safe for dogs? · calorie checker · medication interactions
Data: Open Food Facts (ODbL) · EFSA