Blue-Green Algae
In this Article
- What other names is Blue-green Algae known by?
- What is Blue-green Algae?
- How does Blue-green Algae work?
- Are there safety concerns?
- Are there any interactions with medications?
- Dosing considerations for Blue-green Algae.
How does Blue-green Algae work?
Blue-green algae has a high protein, iron, and other mineral content which is absorbed when taken orally. Blue-green algae are being researched for its potential effects on the immune system, inflammation, and viral infections.Are there safety concerns?
Blue-green algae products that are free of contaminants such as liver-damaging substances called mycrocystins, toxic metals, and harmful bacteria seems to be safe for most people.Contaminated blue-green algae is UNSAFE for children. Children are more sensitive to contaminated blue-green algae products than adults.
Contaminated blue-green algae can cause liver damage, stomach pain, nausea, vomiting, weakness, thirst, rapid heartbeat, shock, and death. Only purchase products that have been tested for mycrocystins and contamination with foreign substances.
Do not take blue-green algae if:
- You are pregnant or breast-feeding.
- You have been told you have phenylketonuria.
- You have a skin condition called pemphigus vulgaris.
- You have an immune system disease such as multiple sclerosis (MS), lupus, rheumatoid arthritis (RA), or other auto-immune diseases.

Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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