Exposure to high levels of blue-green algae and their toxins can cause diarrhea, nausea or vomiting; skin, eye or throat irritation; and allergic reactions or breathing difficulties.

What effect do blue-green algae pills have on you?

Exposure to high levels of blue-green algae and their toxins can cause diarrhea, nausea or vomiting; skin, eye or throat irritation; and allergic reactions or breathing difficulties.

Can blue algae affect humans?

Harmful algae and cyanobacteria (sometimes called blue-green algae) can produce toxins (poisons) that can make people and animals sick and affect the environment. Learn more about them to keep you and your pets safe.

Are algae pills good for you?

Chlorella and spirulina are forms of algae that are highly nutritious and safe to eat for most people. They’re associated with many health benefits, including lowered risk factors for heart disease and improved blood sugar management.

Is green algae harmful?

Red tides, blue-green algae, and cyanobacteria are examples of harmful algal blooms that can have severe impacts on human health, aquatic ecosystems, and the economy. Algal blooms can be toxic. Keep people and pets away from water that is green, scummy or smells bad.

Is all blue-green algae toxic?

There is no way to tell if a blue-green algal bloom is toxic just by looking at it. Adults, children, and animals should avoid contact with water with blue-green algae. Toxins can persist in the water after a bloom; watch for signs of recent blooms, such as green scum on the shoreline. When in doubt, stay out!

Is Blue spirulina safe?

Spirulina appears safe, even at high doses. However, it can be contaminated with other substances that can be toxic. It is important to buy a reputable brand of spirulina. If you are pregnant or breastfeeding, talk to your doctor before taking spirulina.

Is blue-green algae always toxic?

Do blue green algae blooms always produce a toxin? No. Cyanobacteria is full of mysteries… and one of those is that blooms do not always produce the microcystin toxin! It always has the potential to, though, and that’s why the Lilly Center recommends staying away from water that has a visible bloom.

How algae is harmful?

Elevated nutrient levels and algal blooms can also cause problems in drinking water in communities nearby and upstream from dead zones. Harmful algal blooms release toxins that contaminate drinking water, causing illnesses for animals and humans.