Tung seed is the seed of the fruit produced by the tung tree. Tung seeds resemble walnuts, and the term “walnut” is applied to this species. But be very careful not to confuse tung seed with the common walnut. Unlike walnuts, tung seeds are extremely poisonous, even deadly, if they are eaten raw.

Despite these serious safety concerns, people use the oil and the kernels of tung seed to make medicine.

People take tung seed for asthma and bowel problems such as diarrhea and constipation.

Tung seed is sometimes applied to the scalp to encourage hair growth.

In manufacturing, the oil of tung seed is used in soaps, rubber substitutes, linoleum, and insulation. The seed cake of tung seed is used as a fertilizer. The seed is also the source of the oil that is widely used as a wood preservative and varnish.

How does it work?

Tung seed contains various substances that might stimulate the bowels and cause sweating. It also contains toxic chemicals, such as cyanide.

Insufficient Evidence for:

Tung seed is UNSAFE when taken by mouth. It contains a chemical similar to cyanide as well as other poisons. Even one seed might cause severe poisoning. Tung seed can cause extreme stomach pain, violent vomiting, breathing problems, and possibly death.

There isn't enough information to know if tung seed is safe when applied directly to the skin.

Special Precautions & Warnings:

We currently have no information for TUNG SEED Interactions

The appropriate dose of tung seed depends on several factors such as the user's age, health, and several other conditions. At this time there is not enough scientific information to determine an appropriate range of doses for tung seed. Keep in mind that natural products are not always necessarily safe and dosages can be important. Be sure to follow relevant directions on product labels and consult your pharmacist or physician or other healthcare professional before using.