Tripotassium phosphate
Function: Emulsifiers
E340III is the European food-additive number for Tripotassium phosphate, an emulsifier — helps ingredients that normally separate, like oil and water, stay mixed. Tripotassium phosphate (E340iii) is an emulsifier used as a food additive.
What is E340III used for?
Tripotassium phosphate (E340III) is an emulsifier — helps ingredients that normally separate, like oil and water, stay mixed. It is added during food production for a technological purpose rather than for nutrition. See all Emulsifiers (E-numbers).
Is E340III safe or restricted?
E340III faces restrictions under EU rules on how, where, or in what quantities it may be used. Forkin classifies it as “Restricted use” and does not make health claims. See the methodology for how regulatory levels are assigned, or the guide to how EU additives are approved, re-evaluated and banned.
Is E340III vegan or vegetarian?
Tripotassium phosphate (E340III) is typically produced from plant, mineral, or synthetic sources, so it is generally suitable for vegans and vegetarians.
The production source can vary between manufacturers — the Forkin app shows product-specific vegan and vegetarian signals where available, based on ingredient and label data. Always read the label for allergens.
Which foods contain E340III?
E340III appears in 791 of the 4.9 million products in Forkin's catalogue — most often in Cereals, Protein Powder / Shake, and Muesli.
- Cereals195
- Protein Powder / Shake168
- Muesli80
- Oats / Porridge52
- Plant-Based Alternatives27
- Dietary Supplements15
- Granola / Muesli12
- Baby Cereal / Porridge12
Often appears alongside
Additives most frequently found in the same ingredient lists as E340III across the catalogue.
Counts reflect Forkin's independently enriched product catalogue and update as new products are added — they are not a market-share statistic.
Frequently asked questions about E340III
- What is E340III?
- E340III is the E-number for Tripotassium phosphate, an emulsifier — helps ingredients that normally separate, like oil and water, stay mixed. Tripotassium phosphate (E340iii) is an emulsifier used as a food additive.
- What is E340III used for?
- Tripotassium phosphate (E340III) is an emulsifier — helps ingredients that normally separate, like oil and water, stay mixed. Manufacturers add it during processing rather than for nutrition. The Forkin app shows which products in your scan history actually contain it.
- Which foods contain E340III?
- E340III appears in 791 of the 4.9 million products in Forkin's catalogue — most often in Cereals, Protein Powder / Shake, and Muesli. Scan any barcode with the Forkin app to see instantly whether a specific product contains it.
- Is E340III vegan or vegetarian?
- Tripotassium phosphate (E340III) is typically produced from plant, mineral, or synthetic sources, so it is generally suitable for vegans and vegetarians. The Forkin app shows product-specific vegan and vegetarian signals where available, based on ingredient and label data, since the source can vary between manufacturers.
- Is E340III safe, and is it banned anywhere?
- E340III faces restrictions under EU rules on how, where, or in what quantities it may be used. Forkin classifies it as ‘Restricted use’ and does not make health claims — see the methodology page for how regulatory levels are assigned, and the Forkin app for the full profile, including acceptable daily intake (ADI) and restrictions by country.
See the full profile in Forkin
The Forkin app surfaces the full regulatory profile of E340III — acceptable daily intake (ADI), restrictions by country, vegan and vegetarian status, alternative names, and which products in your scan history contain it. See view pricing.