E626
Guanylic acid
What the research shows
Not enough
published research on this page yet
A building block of RNA made by microbes.1
- Not vegan
- Not vegetarian
- EU permitted
What expert reviews concluded
Expert panels that weigh all the research. Shown for context: the signal at the top does not count them.
-
UN and WHO food additive experts (JECFA), 1985
No daily limit needed (“ADI not specified”, JECFA’s term for very low toxicity).
Regulatory status
Checked Sep 2026-
European Union Permitted EUR-Lex Reg. (EC) 1333/2008
-
United Kingdom Permitted FSA retained EU law
Status reflects the named register on the date checked. It is not a safety rating. A country appears here once we've found this ingredient on its official list.
How we checkProducts
The 6 most-scanned of 112 products on Open Food Facts that list guanylic acid.
- Kendamil Kendall organic 0 additives
- Goat Infant Formula Kendamil 0 additives
- Marine Collagen Applied Nutrition 0 additives
- ProCare Kirkland Signature · 42 oz 8 additives
- kendamil 0 additives
- Baby formula Kendamil · 800 g 0 additives
References
- 1Guanosine monophosphate. Wikipedia. Accessed September 26, 2026. CC BY-SA 4.0.