Comparing E321 - Butylated hydroxytoluene vs E479B - Thermally oxidised soya bean oil interacted with mono- and diglycerides of fatty acids

What is bht in food?

BHT (butylated hydroxytoluene, E321) is a synthetic antioxidant added in small amounts to keep fats and oils from oxidizing, helping foods stay fresh and resist rancidity.

Is bht bad for you?

Major regulators (FDA, EFSA, JECFA) consider BHT safe at permitted levels, with an acceptable daily intake around 0.25–0.3 mg/kg body weight/day. High doses in animal studies have caused liver/thyroid effects, but evidence of harm at normal food-use levels in humans is limited.

What is bht in cereal?

It’s an antioxidant preservative used to keep the cereal’s fats from going rancid; in some products it’s applied to the packaging liner rather than the cereal itself to help preserve freshness.

What is bha and bht?

BHA (E320, butylated hydroxyanisole) and BHT (E321, butylated hydroxytoluene) are synthetic antioxidants used to slow the oxidation of fats and oils in foods, helping preserve flavor and shelf life.

What is bht and why you should avoid it?

BHT is a synthetic antioxidant used to prevent rancidity and preserve freshness. It’s considered safe at regulated levels, but some people choose to avoid it due to its synthetic origin or concerns from high-dose animal studies.