Individual therapies
Biobran (MGN-3) is a natural compound. It is made from breaking down rice bran with enzymes from the Shitake mushroom. There is not enough reliable evidence to support MGN-3 as a treatment for cancer.
Summary
Biobran is made from rice bran using enzymes from Shitake mushrooms
There is not enough reliable evidence to use it as a treatment for cancer
It has no reported side effects, but you should not take it with drugs that lower the immune system
Be cautious about believing information or paying for complementary cancer therapy on the internet.
Read more about the cost of complementary and alternative therapies
It is understandable that you might want to try anything if you think it might help treat or cure your cancer. Only you can decide whether to use a complementary cancer therapy such as Biobran.
You could harm your health if you stop your cancer treatment for an unproven treatment.
Many websites might promote Biobran as a cure for cancer. But no reputable scientific cancer organisations support any of these claims.
The safety of complementary and alternative therapies
This page is due for review. We will update this as soon as possible.
Last reviewed: 01 Aug 2022
Next review due: 01 Aug 2025
The phrases complementary therapy and alternative therapy are often used as if they mean the same thing. They may also be combined into one phrase – complementary and alternative therapies (CAMs).
This section has information about the safety of complementary cancer therapies and alternative cancer therapies.
Find detailed information and research into some of the many different complementary and alternative therapies used by people with cancer.
Find organisations, support groups, books, websites and other resources about complementary and alternative therapies.
Search for the cancer type you want to find out about. Each section has detailed information about symptoms, diagnosis, treatment, research and coping with cancer.

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