High Fructose Corn Syrup vs Monosodium Glutamate (MSG) — Which Is Worse?

FactorHigh Fructose Corn SyrupMonosodium Glutamate (MSG)
E-Number—E621
CategorySweetenerFlavor
SeverityModerate Risk (6/10)Moderate Risk (6/10)
FDA StatusFDA classifies HFCS as GRAS. In 2012, FDA denied the Corn Refiners Association's petition to rename HFCS as 'corn sugar.…FDA classifies MSG as GRAS. FDA requires MSG to be declared on the label when added as an ingredient. FDA commissioned a…
EFSA StatusEU lifted production quotas on isoglucose in 2017, but usage remains lower than in the US. No specific EFSA safety conce…EFSA re-evaluated in 2017 and established a group ADI of 30 mg/kg body weight/day for glutamic acid and its salts (E 620…
Banned In——
Products Found137

Key Differences

Health Concerns Comparison

High Fructose Corn Syrup

Monosodium Glutamate (MSG)

Which Products Use Each?

13
products contain High Fructose Corn Syrup
7
products contain Monosodium Glutamate (MSG)

⚖️ The Verdict

Both High Fructose Corn Syrup and Monosodium Glutamate (MSG) have the same severity score (6/10). Neither is clearly worse than the other based on current data.

Both ingredients should be consumed mindfully. Use CheckIt AI to scan products and avoid whichever ones concern you most.

Frequently Asked Questions

Is High Fructose Corn Syrup or Monosodium Glutamate (MSG) worse?
Both High Fructose Corn Syrup and Monosodium Glutamate (MSG) have the same severity score (6/10). Neither is clearly worse based on available data.
What is the difference between High Fructose Corn Syrup and Monosodium Glutamate (MSG)?
High Fructose Corn Syrup is a sweetener, while Monosodium Glutamate (MSG) is a flavor. They serve different functions in food products.
Are High Fructose Corn Syrup and Monosodium Glutamate (MSG) banned?
High Fructose Corn Syrup is not currently banned in any major market. Monosodium Glutamate (MSG) is not currently banned in any major market.
How can I avoid both High Fructose Corn Syrup and Monosodium Glutamate (MSG)?
Download CheckIt AI and scan any product's barcode or ingredient label. The app will flag both High Fructose Corn Syrup and Monosodium Glutamate (MSG) and suggest safer alternatives.
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High Fructose Corn Syrup Deep Dive Monosodium Glutamate (MSG) Deep Dive All 180 Comparisons All Ingredients Ingredients Banned in Europe Scoring Methodology

⚕️ This comparison is for educational purposes only. It is not medical advice. Consult a healthcare professional for personalized dietary guidance.

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📋 Cite This Data
APACheckIt AI. (2026). "High Fructose Corn Syrup vs Monosodium Glutamate (MSG) — Which Is Worse? | CheckIt AI". Climaverse PBC. Retrieved from https://getcheck.it/ingredients/high-fructose-corn-syrup-vs-monosodium-glutamate
MLA"High Fructose Corn Syrup vs Monosodium Glutamate (MSG) — Which Is Worse? | CheckIt AI." CheckIt AI, Climaverse PBC, 2026-03-05. https://getcheck.it/ingredients/high-fructose-corn-syrup-vs-monosodium-glutamate.
HTML Embed<a href="https://getcheck.it/ingredients/high-fructose-corn-syrup-vs-monosodium-glutamate">High Fructose Corn Syrup vs Monosodium Glutamate (MSG) — Which Is Worse? | CheckIt AI — CheckIt AI</a>
BibTeX@misc{checkit2026ingredientshighfructosecornsyrupvsmonosodiumglutamate, title = {High Fructose Corn Syrup vs Monosodium Glutamate (MSG) — Which Is Worse? | CheckIt AI}, author = {CheckIt AI}, year = {2026}, publisher = {Climaverse PBC}, url = {https://getcheck.it/ingredients/high-fructose-corn-syrup-vs-monosodium-glutamate}, note = {Retrieved 2026-03-05} }