Can Spirulina Harm You

Some minor side effects of spirulina may include nausea, insomnia, and headaches. Still, this supplement is widely considered safe, and most people experience no side effects (2). Spirulina may be contaminated with harmful compounds, thin your blood, and worsen autoimmune conditions.

What does spirulina do to the brain?

Preliminary clinical studies have also suggested that spirulina can help to reduce mental fatigue, protect the vascular wall of brain vessels from endothelial damage and regulate internal pressure, thus contributing to the prevention and/or mitigating of cerebrovascular conditions.

Is spirulina safe to take everyday?

Although most research has investigated spirulina’s effects on animals, studies in older adults have shown that it may improve inflammatory markers, anemia, and immune function ( 40 ). Up to 8 grams of spirulina per day is safe, and many people add it to their shakes or smoothies because it comes in powder form.