E338 vs E450

Wondering whether E338 or E450 is safer? We analyzed both ingredients using FDA regulatory data, EU food safety assessments, and peer-reviewed research to help you make an informed choice.

Quick Verdict: E338 vs E450

Bottom line: E450 scores 60/100 vs 35/100 — making it the safer choice.

Scores based on regulatory status, research consensus, and known health effects. Not medical advice.

2026 Side-by-Side Comparison

FactorE338E450
Safety Rating🟠 Health Concerns⚠️ Use With Caution
Safety Score35/10060/100
Categorypreservativespreservatives

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What Is E338?

EU code for phosphoric acid. Acidulant in cola. Bone density concerns.

E338 is classified as a preservatives and has a safety rating of warning (35/100). Some health-conscious consumers choose to avoid it.

What Is E450?

EU code for pyrophosphates. Leavening and emulsifying agents. High phosphorus intake concerns.

E450 is classified as a preservatives and has a safety rating of caution (60/100). Most health experts consider it acceptable in moderation.

E338 vs E450: Key Differences

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Which Should You Choose?

Based on current evidence, E450 appears to be the safer option. However, individual responses can vary based on genetics, health conditions, and consumption levels.

Want to check if a specific product contains E338 or E450? The free CheckIt app uses AI to scan any product and instantly break down every ingredient.

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Frequently Asked Questions

Is E338 safe to eat?
EU code for phosphoric acid. Acidulant in cola. Bone density concerns. It has a safety score of 35/100 in our database.
Is E450 safe to eat?
EU code for pyrophosphates. Leavening and emulsifying agents. High phosphorus intake concerns. It has a safety score of 60/100 in our database.
Which is worse for you: E338 or E450?
E338 has a lower safety score (35/100), making it the worse option based on current research.
What can I use instead of E338 or E450?
Scan any product with the CheckIt app to see safer alternatives instantly. The app analyzes over 25,000 products and suggests cleaner options.
How do I know if my food contains E338 or E450?
Check the ingredients list on the packaging, or scan the product with the CheckIt AI app for an instant breakdown with safety scores for every ingredient.
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📋 Cite This Data
APACheckIt AI. (2026). "E338 vs E450: Safety, Side Effects & Which to Avoid (2026)". Climaverse PBC. Retrieved from https://getcheck.it/compare/e338-vs-e450
MLA"E338 vs E450: Safety, Side Effects & Which to Avoid (2026)." CheckIt AI, Climaverse PBC, 2026-04-05. https://getcheck.it/compare/e338-vs-e450.
HTML Embed<a href="https://getcheck.it/compare/e338-vs-e450">E338 vs E450: Safety, Side Effects & Which to Avoid (2026) — CheckIt AI</a>
BibTeX@misc{checkit2026comparee338vse450, title = {E338 vs E450: Safety, Side Effects & Which to Avoid (2026)}, author = {CheckIt AI}, year = {2026}, publisher = {Climaverse PBC}, url = {https://getcheck.it/compare/e338-vs-e450}, note = {Retrieved 2026-04-05} }