| Essence |
Propyl Gallate or E310 is a synthetic compound (white or pale-yellow crystalline powder) typically used as an antioxidant to prevent spoilage and off-flavors of various foods (especially the fats and oils used within them). |
| Names |
CAS 121-79-9, N-Propyl Gallate, Gallic Acid Propyl Ester, PG, Progallin P, N-Propyl 3,4,5-Trihydroxybenzoate, Tenox PG, Benzoic Acid 3,4,5-Trihydroxypropyl Ester, E310, Propyl Gallate, and others. |
| Sourcing |
To create the additive, it all starts with Gallic Acid, a natural compound that can be found in grapes, tea leaves, and even oak bark. |
| Manufacturing |
The sourcing ingredient is combined with propanol (a type of alcohol used in the chemical industry) and esterified. The process involves also used of a catalyst, for example, Sulfuric Acid. After that, purified and dried. |
| Application |
Antioxidant (synthetic, fat-soluble) and preservative. |
| Acceptable Daily Intake |
Amounts of up to 1 milligram on every kilogram of body weight are supposedly safe. But that is possibly void of reality. |
| Side Effects |
First, Propyl Gallate can cause skin irritation and allergic reactions (like hives, swelling, itching, and difficulty breathing). Second, it can disrupt hormone balance as it can mimic the effects of estrogen. Third, some studies have shown that it may have carcinogenic properties (hence, lead to cancer). |
| Benefits |
None. |
| Studies |
945+ studies on Pubmed. Less than 30 studies on safety. |
| Allergens |
None. |
| Diet Restrictions |
None. |
| Health Knight Assessment |
Likely Harmful. | Category 4 Additive. |
| Products |
Propyl Gallate (E310) can be found in processed foods like puddings, pizzas, muesli, sausages, premade risotto, candy, premade beans, cookies, pastries, quick soups and soups that have meat in them in general, pies, various precooked meat products, onion rings, bouillons, salami, sauces, margarine, cereal bars, ice-creams, biscuits, breakfast cereals, pastes, spring rolls, dried peanuts, turkey patties, desserts, chicken-flavored and bacon-flavored noodles, burgers, sandwiches, mayonnaise, dumplings, burritos, all kinds of premade meals, and others. |
