BHT (butylated hydroxytoluene)

By Medically reviewed by Panel Perubatan Hello Doktor


What is BHT used for?

BHT (butylated hydroxytoluene) is a lab-made chemical that is added to foods as a preservative. People also use it as medicine.

BHT is used to treat genital herpes and acquired immunodeficiency syndrome (AIDS).

Some people apply BHT directly to the skin for cold sores.

How does it work?

There are not enough studies about how BHT works. Please discuss with your doctor for more information. However, it is known that BHT is an antioxidant. It may damage the protective outer layer of viral cells. This may keep the viruses from multiplying and/or doing more damage.

Precautions & warnings

What should I know before using BHT?

Consult with your doctor or pharmacist or herbalist, if:

  • You are pregnant or breastfeeding. This is because, while you are expecting or feeding a baby, you should only take medicines on the recommendation of a doctor.
  • You are taking any other medicines. This includes any medicines you are taking which are available to buy without a prescription.
  • You have allergy with any substances of BHT or other medications or other herbs.
  • You have any other illnesses, disorders, or medical conditions.
  • You have any other types of allergies, such as to foods, dyes, preservatives, or animals.

The regulations for a supplement are less strict than the regulations for a drug. More studies are needed to determine its safety. The benefits of taking this supplement must outweigh the risks before use. Consult with your doctor for more information.

How safe is BHT?

BHT is safe in the amounts found in processed foods. But there isn’t enough information to know if it is safe to take BHT in medicinal doses, which are typically higher. There also isn’t enough information to know whether BHT can be safely used on the skin.

Special precautions & warnings

Pregnancy and breast-feeding: BHT is safe when eaten as food, but there’s not enough information to know if it’s safe in the larger amounts that are used as medicine. If you are pregnant or breast-feeding, stick with food amounts until more is known.

Side effects

What kind of side effects may I have from BHT?

If you have any concerns about side effects, please consult your doctor.


What interactions may I have with BHT?

BHT may interact with your current medications or medical conditions. Consult with your doctor before using.


The information provided is not a substitute for medical advice. ALWAYS consult your doctor before using this medication.

What is the usual dose for BHT?

The dose for BHT may be different for every patient. The dose that you take depends on your age, health, and several other conditions. upplements are not always safe. Please discuss with your doctor for your appropriate dosage.

What form does BHT come in?

BHT may be available in the following forms:

  • Butylated hydroxytoluene capsules 250 mg
  • Butylated hydroxytoluene liquid

Hello Health Group does not provide medical advice, diagnosis or treatment.

msBahasa Malaysia

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Review Date: August 21, 2017 | Last Modified: December 4, 2019

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