Health Guide
Drug Guide

Blue-green algae

What is it?

Blue-Green algae is an plant (algae) taken from the sea. Its blue-green color comes from chlorophyll (green) and phycocyanin (blue). Blue-green Algae has been used for weight loss, malnutrition, diabetes, anemia, and viral infections. It has also been used to treat liver disease, ulcers, hair loss, stress, and to prevent cardiovascular disease.

Other names for Blue-Green Algae include: Spirulina, DIHE, and Tecuitlatl.

Ask your doctor, nurse, or pharmacist if you need more information about this medicine or if any information in this leaflet concerns you.

Before Using:

Tell your doctor if you


Talk with your caregiver about how much Blue-Green Algae you should take. The amount depends on the strength of the medicine and the reason you are taking Blue-Green Algae. If you are using this medicine without instructions from your caregiver, follow the directions on the medicine bottle. Do not take more medicine or take it more often than the directions tell you to.

To store this medicine:

Keep all medicine locked up and away from children. Store medicine away from heat and direct light. Do not store your medicine in the bathroom, near the kitchen sink, or in other damp places. Heat or moisture may cause the medicine to break down and not work the way it should work. Throw away medicine that is out of date or that you do not need. Never share your medicine with others.


Side Effects:

Stop taking your medicine right away and talk to your doctor if you have any of the following side effects. Your medicine may be causing these symptoms which may mean you are allergic to it.

Other Side Effects:

This medicine may also cause other side effects. Tell your doctor if you have side effects that you think are caused by this medicine.


1. Fetrow C & Avila J: Professional's Handbook of Complementary and Alternative Medicines. Springhouse Corporation, Springhouse, PA; 1999.

2. DerMarderosian A (ed): The Review of Natural Products. Facts and Comparisons Inc, St. Louis, MO; 2000.

Last Updated: 9/15/2016

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