A striking color has a
specific ingredient behind it.

Next: extract versus whole powder.

Blue spirulina usually means
a phycocyanin-rich extract.

Whole spirulina powder
is a different product.

Choose the food first.
Follow the powder’s food-use label.

Blue color does not prove
a health benefit.

Check ingredients and
credible quality information.

The full guide explains the extract,
color behavior and evidence limits.