What Are the Side Effects and Dangers of Spirulina?

What Are the Side Effects and Dangers of Spirulina?

Spirulina is a popular supplement and ingredient made from blue-green algae.

Although it has several benefits, you may wonder if it has any side effects.

This article reviews the potential downsides and side effects of spirulina.

What is spirulina?

Spirulina is a blue-green algae commonly used as a dietary supplement. It may provide antioxidant, anti-inflammatory, and immune-boosting benefits.

Side effects and downsides

Although spirulina is generally considered safe, it may have some side effects and drawbacks — especially for people with certain health conditions.

Here are some of the potential side effects and downsides of spirulina.

Spirulina may be contaminated with harmful compounds, thin your blood, and worsen autoimmune conditions. Some people may be allergic, and those with PKU should avoid it.

How to avoid side effects

Purchasing from trusted brands can reduce your risk of contamination. However, there’s no guarantee that spirulina products are 100% contaminant-free.

Sources:

https://www.healthline.com/nutrition/spirulina-side-effects?slot_pos=article_1&utm_source=Sailthru%20Email&utm_medium=Email&utm_campaign=authoritynutrition&utm_content=2019-06-14&apid=#bottom-line

https://www.healthline.com/nutrition/10-proven-benefits-of-spirulina