Like any food, Spirulina comes multiple types of quality depending on where, how, who produces the Spirulina. The difference can be in the taste, color, smell, and nutritional content. Spirulina should not have a strong or overpowering taste. Spirulina should be a dark green color. Spirulina should not have a strong fish scent. Quality Spirulina comes from producers that use fresh mineral water and grown in environments with low pollution and plenty of sunlight and not use fermented nutrients.
What Should Spirulina Taste Like?
Spirulina should have a slight bitter taste or otherwise tasteless. Powdered Spirulina's taste can usually be masked by other foods. If the taste is too fishy, bitter, or salty, the Spirulina is probably produced in an unpleasant environment. High quality Spirulina can easily be mixed-in with other food and drink recipes and rendered tasteless while low quality Spirulina over-powers the taste of other foods.
What Should Spirulina Look Like?
Spirulina is microscopic in nature and looks like little spirals under a microscope. Spirulina is naturally a blue-green pigment because of its phycocyanin and chlorophyll content. Once Spirulina is dried and packaged, Spirulina should be a forest green color. Spirulina with a dark green shade is typically higher in quality because of its high phycocyanin, other nutrients, and nutritional content.
What Should Spirulina Smell Like?
Spirulina should have a slight ocean scent. Spirulina usually does not have a strong or pungent smell. If Spirulina has a strong fish smell, it could mean it has a high bacteria count. High bacteria from fermented nutrients means it is poor and inconsistent quality Spirulina. High quality Spirulina should have a more muted scent than low quality Spirulina.