Spirulina supplies protein, pigments such as phycocyanin and several micronutrients. Small clinical trials report changes in lipids and blood pressure, but proposed antioxidant and anti-inflammatory mechanisms are not established as the cause of meaningful clinical outcomes.
Purpose, evidence and practical considerations.
Choose products tested for microcystins, heavy metals and microbial contamination because poorly controlled algae products can be contaminated. Allergic reactions and gastrointestinal symptoms occur, and people with phenylketonuria should avoid phenylalanine-containing spirulina products.
Regulatory status: Food or dietary supplement; not an approved treatment for cholesterol, blood pressure or other disease.
How people use it, with their schedules, context and original sources.
in go-to smoothie
Amount and timing patterns reported in public protocols; these are observations, not instructions. Private and hidden usage is excluded.
These share a protocol with this intervention. This does not establish that they work together or are suitable alternatives.