Effects of Spirulina Supplementation on Mental Health in Healthy Adults

Recruiting now · Not applicable · Has a placebo group

Conditions studied: Depression, Mental Acuity

In brief

Spirulina platensis is a form of cyanobacteria, a blue-green algae, and is a superfood most known for being rich in protein, vitamins and minerals, and healthful phytochemicals. Spirulina supports brain health through neuroprotection offered by its antioxidants, anti-inflammatory properties, and hormone regulation. The aim of this study is to supplement healthy adults from a campus community with 3g of spirulina, daily, for 8 weeks to improve mood and mental acuity in comparison to receiving a placebo.

Key facts

Study ID

NCT06936202

Run by

Arizona State University

People needed

30

Starts

2025-04-15

Expected to finish

2026-05-01

Last updated by the study team

2025-08-19

Who can join

Age: 16 and older, up to 65. Sex: any. Healthy volunteers: accepted.

You may qualify if…

• healthy adults
• ages 18-65
• no underlying chronic disease or acute conditions
• no autoimmune conditions
• do not consume alcohol in excess, smoke, use recreational drugs
• does not follow restrictive diets
• will be recruited from the ASU university campus.

You may not qualify if…

• not have been clinically diagnosed with depression
• not taking antidepressants, anxiety, or stress medications, or any other medications
• drugs, or supplements that could influence mental capacities
• not pregnant or breastfeeding
• not a competitive athlete

Where it is running

• 850 PBC — Phoenix, Arizona, United States (enrolling)

Full record on ClinicalTrials.gov

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