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Is spirulina regulated by the FDA?

Spirulina is a dietary supplement, which means the FDA does not test it for safety and effectiveness, although it can take action if there is a safety issue. The FDA has not evaluated spirulina as a treatment for any medical condition.

Some spirulina grown in contaminated water can have toxic levels of heavy metals and damage your liver. The FDA does not guarantee its safety. 

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.