Spirulina is a type of blue-green algae that grows in water. It is a nutrient-rich superfood that is known for its high protein and vitamin content. Full definition
I put a teaspoon or so of spirulina powder in smoothies, but if your tastebuds are more daring, you can just mix it with water and drink as is. (lawsofbliss.com)
In a tall cup, add in a teaspoon of Spirulina Powder and banana and mix with a standard blender / vitamix or small immersion blender. (pureella.com)
Just for reference purposes my scoring breaks down as follows 1 - 3 anything with spirulina in. (myprotein.com)