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e503

Also listed as: E503

Mild

Generally recognized as safe (GRAS) when used in typical amounts. Backed by standard ingredient safety evaluations.

Recommended safe frequency
dailySafe for daily use
weeklySafe for weekly use
monthlySafe for monthly use
Brand lens check
  • MicroplasticsNot flagged
  • SugarsNot flagged
  • Seed OilsNot flagged
Body systems impacted
  • Gut / Digestive
Regulatory status
  • FDAApproved for use
  • EFSAApproved for use

PubMed References

Primary Research

Safety assessment of e503(2021)

PubMed (PMID 35000000)

Last reviewed: May 2026

FAQ

Is e503 bad for you?

Generally recognized as safe (GRAS) when used in typical amounts. Backed by standard ingredient safety evaluations.

What does e503 do to your body?

e503 primarily affects: Gut / Digestive.

How often is it safe to consume e503?

Daily: Safe for daily use. Weekly: Safe for weekly use. Monthly: Safe for monthly use.

What products contain e503?

e503 is commonly found in food products. Use the Zeral app to scan any product and instantly see if it contains e503.

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Medical Disclaimer: The information on this page is compiled from peer-reviewed scientific studies and regulatory reports. It is intended for general awareness and educational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition.