Disclosure: We earn commissions on purchases made through our links. This never influences our scores. Editorial policy
Nutrex Hawaii vs Healthy Origins Spirulina (2026)
Disclosure: We earn commissions on purchases made through our links. This never influences our scores. Editorial policy
The Verdict
Nutrex Hawaii edges Healthy Origins on our rubric (92 vs 90 on our 0-100 execution score), earning the top spot largely on its explicit heavy-metal and microcystin testing and controlled Hawaiian sourcing. Healthy Origins wins decisively on value, at about $0.25 per dose versus Nutrex's $1.00 - roughly a quarter of the cost - and carries the Best Value badge in our spirulina scoring with USDA Organic certification. In our view, if you want the most rigorously contaminant-tested source, Nutrex Hawaii is worth the premium; if you want a certified-organic, third-party-tested spirulina at the lowest cost, Healthy Origins is the value pick.
Pure Hawaiian Spirulina 500mg
Nutrex Hawaii
Organic Spirulina 500mg
Healthy Origins
Head-to-Head Comparison
| Category | Pure Hawaiian Spirulina 500mg Nutrex Hawaii | Organic Spirulina 500mg Healthy Origins |
|---|---|---|
| Brand Score | 92/100Winner | 90/100 |
| Dosing & Form | 22/25Winner | 22/25 |
| Purity | 25/25Winner | 22/25 |
| Value | 20/25 | 24/25Winner |
| Transparency | 25/25Winner | 22/25 |
| Cost/Day | $1.00 | $0.25Winner |
| Dose/Serving | 500mg | 500mg |
| Form | Tablet (Hawaiian-cultivated Arthrospira platensis) | Tablet (Parry organic Arthrospira platensis from India) |
| Third-Party Tested | ✓ Yes | ✓ Yes |
| Proprietary Blend | No | No |
Why This Comparison Matters
Spirulina is one of the few supplements where sourcing genuinely matters, because the algae can concentrate heavy metals and microcystins if grown in contaminated water. Nutrex Hawaii's Pure Hawaiian Spirulina is grown in a controlled Hawaiian facility with heavy-metal and microcystin testing; Healthy Origins uses Parry organic spirulina from India at a much lower cost per dose. This is the premium-sourcing-versus-organic-value decision.
Both are third-party tested, which is the non-negotiable for spirulina. Nutrex leans on its controlled Hawaiian cultivation and explicit contaminant testing; Healthy Origins leans on organic certification and price.
We scored both on evidence, quality, cost per dose, and transparency.
Detailed Score Breakdown
Pure Hawaiian Spirulina 500mg
Nutrex Hawaii
Same Arthrospira platensis used in published trials; Hawaiian growing conditions match the Cyanotech-sourced spirulina referenced in several human studies
Grown by Cyanotech in Kona, Hawaii in monitored freshwater ponds; published heavy-metal, microcystin, and BMAA testing; Non-GMO Project Verified
$1.00/day at clinical 6g (12 tablets) - premium pricing reflects controlled-cultivation Hawaiian source
Full sourcing disclosure, batch-level COAs available, heavy-metal limits published on the brand site
Cyanotech (Nutrex Hawaii's parent) is the source for several published spirulina trials and is widely treated as the gold-standard cultivation operation
Organic Spirulina 500mg
Healthy Origins
Standard Arthrospira platensis matching the trials; uses the same Parry-sourced organic spirulina found in Triquetra
Made with Parry Organic Spirulina from Oonaiyur, India; USDA Organic certified by Oregon Tilth; Kosher; Non-GMO; same Prop 65-compliant source as the premium Triquetra product
$0.25/day at clinical 6g (12 tablets) after a sharp price drop - outstanding value for the Parry-sourced spirulina, which is also used in much pricier brands
Sourcing partner (Parry) disclosed openly; certifications listed; batch COAs available on request
Healthy Origins partners exclusively with Parry Nutraceuticals for spirulina, so the underlying material is the same as the much pricier Triquetra product
How We Compared These Products
Every product in our database is scored on four equally-weighted pillars: dosing accuracy and form quality, purity verification (third-party testing), cost per clinically effective dose (not cost per pill), and label transparency. Each pillar is worth 25 points for a total of 100.
Cost per effective dose is calculated using the clinically studied dose from published research, not the manufacturer's suggested serving. If a product requires multiple servings to reach the dose used in clinical trials, that cost is reflected in the value score.
For a full explanation of our scoring methodology, see our methodology page. Prices were last checked on the dates listed for each product and may have changed.
More Spirulina Comparisons
We earn commissions on purchases made through our links. This never influences our scores or recommendations. See our editorial policy.
FDA Disclaimer: These statements have not been evaluated by the Food and Drug Administration. Dietary supplements are not intended to diagnose, treat, cure, or prevent any disease. Always consult with a qualified healthcare professional before starting any supplement regimen.