| Essence |
Metatartaric Acid (E353) is a natural acid derived from Tartaric Acid and is primarily used as an acidity regulator, anti-crystallization agent, and stabilizer. It presents itself as a white, without-smell crystalline substance. |
| Names |
Pyro tartaric acid, Metatartaric acid potassium salt, Pyro tartaric acid potassium salt, Metatartaric acid calcium salt, Pyro tartaric acid calcium salt, E353, Metatartaric Acid, and others. |
| Sourcing |
Tartaric Acid (E334). It’s a compound naturally present in fruits like pineapples, grapes, limes, lemons, oranges, passion fruits, mulberries, and others. |
| Manufacturing |
The sourcing ingredient must be heated typically at around 180-220°C for a few hours (which causes a chemical rearrangement to occur). That’s it. |
| Application |
Preservative, anti-crystallization agent, texture modifier, clarity enhancer, stabilizer, and acidity regulator. It is moderately water-soluble. |
| Acceptable Daily Intake |
None determined. |
| Side Effects |
A crazy high uptake can cause bloating, gas, stomach upset, or other gastrointestinal discomfort symptoms which will not last and will be mild. |
| Benefits |
It might offer the same benefits that Tartaric Acid (E334) does, like gains in digestive health and antioxidant properties. |
| Studies |
Less than 10 studies on Pubmed. One study on safety. |
| Allergens |
None. |
| Diet Restrictions |
None. Typically should be Halal and Kosher compatible. |
| Health Knight Assessment |
Only Beneficial. | Hence, it’s a Category 0 Additive. |
| Products |
Metatartaric Acid can exist in processed foods such as assorted chocolates, white wines, rose wines, flavored wines, chocolate drinks, sea salt, soft drinks, and precooked meat products. In theory, it can also be found in fruit juices, candy, desserts, jams, jellies, canned foods, and others. |
