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BHT is also used as an antioxidant in products such as metalworking fluids, cosmetics, pharmaceuticals, rubber, transformer oils, and embalming fluid. [27] [28] In the petroleum industry, where BHT is known as the fuel additive AO-29 (Innospec), it is used in hydraulic fluids, turbine and gear oils, and jet fuels.
Butylated hydroxyanisole (BHA) is a synthetic, waxy, solid petrochemical.Its antioxidant properties have caused it to be widely used as a preservative in food, food packaging, animal feed, cosmetics, pharmaceuticals, rubber, and petroleum products. [3]
These preservatives include natural antioxidants such as ascorbic acid (AA, E300) and tocopherols (E306), as well as synthetic antioxidants such as propyl gallate (PG, E310), tertiary butylhydroquinone (TBHQ), butylated hydroxyanisole (BHA, E320) and butylated hydroxytoluene (BHT, E321).
In the United States, Kellogg's Froot Loops uses food colorings and butylated hydroxytolune (BHT), which is a lab-made chemical added to foods as a preservative. Research on BHT as a carcinogen ...
In foods, TBHQ is used as an antioxidant preservative for unsaturated vegetable oils and many edible animal fats. It does not cause discoloration even in the presence of iron, and does not change flavor or odor of the material to which it is added. [1] It can be combined with other preservatives such as butylated hydroxyanisole (BHA).
A partial list includes brown sugar, sugar, corn syrup, canola oil, dextrose, high fructose corn syrup, modified food starch, polysorbate 80, smoke flavor, sodium benzoate (as a preservative), and ...
One example is BHT, a preservative that's banned in many countries due to research showing it causes thyroid changes and tumors. The petroleum oil-based food dyes are another cause for concern.
Additives are used for many purposes but the main uses are: Acids Food acids are added to make flavors "sharper", and also act as preservatives and antioxidants. Common food acids include vinegar, citric acid, tartaric acid, malic acid, folic acid, fumaric acid, and lactic acid.
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