Creatine Monohydrate Products Compared
Side-by-side comparison of five creatine monohydrate products using SuppCheckr scoring criteria and dated manual pricing. Default sort reflects overall score — not medical suitability or personal performance outcomes.
Default table order is based on SuppCheckr weighted criteria scores, not a ranking of which product is right for every person. Filter and re-sort by price or testing status to match your own priorities.
Last updated: 2026-06-26 · Last reviewed: 2026-06-26
How to use this comparison
This table is a label and sourcing tool — not a medical recommendation. Scores summarize dose transparency, form clarity, testing documentation, additives, and dated manual price context using our methodology. They do not determine which product is right for you or suitable for any health condition. Use filters to re-sort by price per active dose or testing status when those criteria matter more to you.
Scores use the creatine scoring profile (ingredient and dose transparency, evidence alignment, formula quality, third-party testing documentation, dated price value, additives, label clarity, brand transparency). Table order defaults to overall score high to low. Narrow criterion labels below each product name reflect specific supported attributes — not broad recommendations. See /methodology for weight details.
Read scoring methodology · Creatine monohydrate ingredient page · Buying guide
Comparison caveats
- Nutricost and BulkSupplements third-party testing remains claimed unless a batch COA or recognized certificate URL is captured.
- NOW Sports capsules provide 4.5 g creatine monohydrate per six-capsule serving; price per 5 g is normalized in product YAML and the table.
- BulkSupplements label includes 5 g Supplement Facts serving and separate 7 g direction language — see product review for context.
- Optimum Nutrition entry is scoped to the 600 g / 120-serving unflavored SKU only.
- All prices are manually observed on 2026-06-26 — check current price at the retailer.
| Product | Brand | Score | Price / 5 g | Price / serving | Testing |
|---|---|---|---|---|---|
Optimum Nutrition Micronized Creatine Powder (600 g / 120 Servings, Unflavored)
| Optimum Nutrition | SuppCheckr Score90/100 | $0.25 | $0.25 | Verified |
Klean Athlete Klean Creatine
| Klean Athlete | SuppCheckr Score88/100 | $0.58 | $0.58 | Verified |
Nutricost Creatine Monohydrate Powder (500 g, Unflavored)
| Nutricost | SuppCheckr Score84/100 | $0.24 | $0.24 | Claimed |
BulkSupplements Creatine Monohydrate (Micronized) Powder (1 kg)
| BulkSupplements.com | SuppCheckr Score83/100 | $0.16 | $0.16 | Claimed |
NOW Sports Creatine Monohydrate 750 mg Veg Capsules (120 Capsules)
| NOW Foods | SuppCheckr Score77/100 | $0.65 | $0.58 | Verified |
Manual dated prices only — not live retailer prices. Last checked 2026-06-26. Check current price at the retailer.
Individual product reviews
Sources
- SuppCheckr scoring methodology — SuppCheckr (internal_editorial)
- NIH ODS — Exercise and Athletic Performance (Health Professional) — NIH Office of Dietary Supplements (NIH)
- Informed Choice — Optimum Nutrition Micronized Creatine Powder — Informed Choice (certification_body)
- NSF Certified for Sport — Klean Athlete Klean Creatine — NSF International (certification_body)
- NOW — Informed Sport seal information — NOW Foods (certification_body)
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