Independent · Curator-led · Since 2007
The unhurried, honest guide to the world’s most studied microalga.
19 years of moderating the largest organic spirulina community on the web — distilled into a calm, ad-light, brand-neutral guide. What it is, how to use it, who should avoid it, and which brands deserve your trust.
Where to begin
Six honest, evidence-graded answers to the questions every newcomer asks.
What spirulina actually is
A microalga, not a plant — and why that distinction matters when you read labels.
ReadBenefits, evidence-graded
What the research actually says, separated from the marketing.
ReadHow to use it
Dosage, timing, and the forms that suit different goals.
ReadWho should avoid it
Pregnancy, autoimmune conditions, PKU, medications — and why.
ReadQuality & purity
Heavy metals, microcystins, phycocyanin — what to check before you spend.
ReadMyths debunked
“Detox”, “cure”, “superfood” — what holds up and what doesn’t.
ReadBuilt on top of a 14,000+ member community.
Spirulina Guru is the editorial home of Spirulina Love, a community I’ve been moderating since 2007. The site distills what we’ve learned together over 19 years — without ads, without affiliate pressure, and without picking favourites.
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