Alginic Acid (E400) — What You Need to Know
Safe(9/10)Natural
9
SAFE
Safety Score: 9/10
What Is Alginic Acid?
Natural thickener extracted from brown seaweed. Used to create gels, thicken liquids, and stabilise foams.
What Is It Used For?
Function:
Safety Assessment
📊
Acceptable Daily Intake (ADI)
Not specified
🏛️
Regulatory Status
🇺🇸 USA (FDA): GRAS
🇪🇺 EU (EFSA): Approved (no ADI needed)
Our Assessment
Based on current evidence, Alginic Acid is rated Safe with a score of 9/10. This is 0.8 points above the average for thickeners (8.2/10). Last reviewed by regulators: .
Commonly Found In
Ice creamJellyBeerSalad dressingProcessed cheese
Always check the label for E400 or 'Alginic Acid'
▶Chemical Information
CAS Number: 9005-32-7
INS Number: 400
Also known as: E400, INS 400, Algin
Frequently Asked Questions about Alginic Acid
Alginic Acid has a Safety Score of 9/10 (Safe). It is GRAS by the FDA and Approved (no ADI needed) by EFSA. No significant safety concerns have been identified at normal dietary levels.
Quick Facts
- E-Number
- E400
- INS Number
- 400
- Category
- Thickeners
- Origin
- Natural
- FDA Status
- GRAS
- EFSA Status
- Approved (no ADI needed)
- ADI
- Not specified
- Last Review
Dietary Compatibility
Vegan: ✅ YesHalal: ✅ YesKosher: ✅ YesGluten-Free: ✅ Yes
Disclaimer: This information is for educational purposes only and is not medical advice. Always consult a healthcare professional for health-related decisions.