Tools
Quiet calculators for spirulina users.
Three small tools that turn the most-asked questions in our community into a 30-second answer. Conservative by design — they tell you when to ask a doctor instead of guessing.
Dosage calculator
Daily dose recommendation by body weight, goal, and experience level. Reflects the dose ranges used in published trials.
Calculate my doseIron contribution estimator
How much of your daily iron need a typical spirulina dose actually covers — by age, sex, and life stage.
Estimate ironShould I use spirulina?
A short, conservative decision tree covering pregnancy, autoimmune conditions, medications, and PKU. Calibrated to err on the safe side.
Walk through it
One disclaimer for all of these. These tools are educational. They are not a substitute for your healthcare provider. If you have a medical condition, are pregnant, are breastfeeding, or take prescription medication — please use these as a starting point for a conversation, not as a final answer.
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