Dymatize Creatine Micronized 500g vs Optimum Nutrition Micronized Creatine Powder 317g
Side-by-side comparison of scores, ingredients, prices and real customer feedback for Dymatize Creatine Micronized 500g and Optimum Nutrition Micronized Creatine Powder 317g.
Last verified: 07 Apr 2026 · Based on 27 reviews
Dymatize Creatine Micronized 500g scores 85.0/100 vs Optimum Nutrition Micronized Creatine Powder 317g at 79.0/100. Dymatize Creatine Micronized 500g wins on effectiveness, value for money, side effects. Optimum Nutrition Micronized Creatine Powder 317g is stronger on ingredient quality and certifications.
Which is better: Dymatize Creatine Micronized 500g or Optimum Nutrition Micronize...?
Dymatize wins with an 85/100 score versus ON's 79/100, offering better effectiveness and cleaner dosing at £26.92 for 500g — better value per gram despite the higher price. ON's Informed Choice certification makes it the pick for competitive or tested athletes who can't risk contamination.
— AIScored Editorial Team
How Do the Scores Compare?
Dymatize Creatine Micronized 500g
Dymatize
|
Optimum Nutrition Micronize...
Optimum Nutrition
|
|
|---|---|---|
| Overall Score | 85.0 | 79.0 |
| Effectiveness |
86.0/100
Best
|
77.0/100 |
| Ingredient Quality | 88.0/100 |
92.0/100
Best
|
| Value for Money |
82.0/100
Best
|
68.0/100 |
| Side Effects |
92.0/100
Best
|
91.0/100 |
| Certifications | 74.0/100 |
86.0/100
Best
|
| Best Price | £26.92 Amazon UK → |
£16.00
Amazon UK →
Cheapest
|
| Price per Serving | N/A | £0.17 93 servings |
| Form | N/A | Powder |
| Dose | N/A | 3.4g creatine monohydrate per serving (approx 3g pure creatine) |
| Third-Party Tested | ✗ No | ✓ Yes |
| Reviews Analysed | 9 | 18 |
Dymatize Creatine Micronized 500g
Pros
- ✓Mixes cleanly with no residue or clumping — multiple reviewers confirm it dissolves easily
- ✓Virtually tasteless — easy to stack with other supplements or drinks without flavour clash
- ✓Noticeable strength and explosiveness gains reported within 6–8 weeks of consistent use
- ✓Reportedly Creapure-sourced — German-manufactured creatine with high regulatory standards and quality assurance
Cons
- ✗Included scoop is small and reportedly awkward to use — may cause inconsistent dosing
- ✗Slightly coarser particle size than some ultra-micronized alternatives, per one reviewer
- ✗Packaging provides little detail on sourcing or certifications — relies on third-party reviewer verification
Best For
Optimum Nutrition Micronized Cre...
Pros
- ✓Pure micronized creatine monohydrate — the most researched and evidence-backed form of creatine available
- ✓Informed Choice certified, meaning each batch is tested for banned substances — important for competitive athletes
- ✓Zero fillers, flavours, or additives; fully vegan and free from all major allergens
- ✓Micronized particle size mixes more cleanly in liquid than standard creatine, reducing grit and residue
Cons
- ✗Serving size is 3.4g, which falls short of the 5g daily dose used in virtually all clinical efficacy studies — users need to scoop ~1.5 servings to hit the research-backed dose, reducing the effective yield to roughly 62 servings rather than 93
- ✗No loading protocol guidance on the label; new users unfamiliar with creatine may under-dose
- ✗Premium brand pricing means cheaper certified alternatives exist at the same or higher dose per gram
- ✗One Trustpilot submission flagged dismissive customer service, suggesting post-sale support may be inconsistent
Best For
What does the data say about Dymatize Creatine Micr... vs Optimum Nutrition Micr...?
Dymatize Creatine Micronized 500g scores 85.0/100 overall while Optimum Nutrition Micronized Creatine Powder 317g hits 79.0/100. The main differences sit in how they deliver the creatine. Dymatize gives you a bigger 500g tub and reviewers say it mixes without lumps or leftover grit. Optimum Nutrition packs 3.4g of creatine monohydrate per serving which equals roughly 3g pure creatine yet that sits below the 5g amount used in most studies so you end up scooping extra to match proper research doses. Dymatize feels stronger on effectiveness at 86.0/100 against 77.0/100 and wins on value at 82.0/100 versus 68.0/100 though Optimum Nutrition edges ahead on ingredient quality with 92.0/100 compared to 88.0/100.
Gym rats chasing bigger lifts and faster muscle gains should grab Dymatize Creatine Micronized 500g at £26.92. It suits people who want quick strength bumps within six to eight weeks and do not mind the small awkward scoop. Competitive athletes who need certified batches or those on tight budgets will prefer Optimum Nutrition Micronized Creatine Powder at £16.00 because it stays pure with no extras and works fine when stirred into shakes or food.
Both products taste neutral so they stack easily with other drinks. Dymatize can feel a touch coarser than some rivals while Optimum Nutrition avoids all major allergens and stays vegan. The smaller serving on Optimum Nutrition means the tub empties quicker than expected if you hit the full daily target.
Dymatize Micronized Creatine Monohydrate is a 500g pure creatine supplement that, according to at least one reviewer, is sourced from Creapure — a premium German-manufactured creatine with strict quality controls.
What are the key differences?
Frequently Asked Questions
Which is better, Dymatize Creatine Micronized 500g or Optimum Nutrition Micronized Creatine Powder 317g? ▼
Is Dymatize Creatine Micronized 500g worth the price compared to Optimum Nutrition Micronized Creatine Powder 317g? ▼
Which has fewer side effects? ▼
Related Product Comparisons
Bulk Creatine Monohydrate (Creapure) 500g
vs Dymatize Creatine Micronized 500g
Bulk Creatine Monohydrate (Creapure) 500g
vs Optimum Nutrition Micronized Creatine Powder 317g
Dymatize Creatine Micronized 500g
vs NOW Sports Creatine Monohydrate Powder 750g
Dymatize Creatine Micronized 500g
vs Platinum Creatine Plus Orange 350g
Dymatize Creatine Micronized 500g
vs Transparent Labs Creatine HMB Powder
Dymatize Creatine Micronized 500g
vs Allmax Nutrition Creatine Monohydrate 1000g
What the Data Says
Why do 87% of UK creatine products lack third-party certification?
87% of UK creatine products have zero independent certification. Out of 31 creatine products we scored, just 4 carry third-party verification: Bulk Creapure (Creapure + Informed Sport), Optimum Nutrition (Informed Choice), Thorne (NSF Certified for Sport), and Ovrload Crealyte Gummies (Creapure + Informed Sport).
The quality gap is real. Certified creatine scores 77.2/100 on average. Uncertified creatine scores 67.5. That's a 9.7-point difference on overall quality, and the ingredient quality gap is even wider: 88.5 vs 70.9.
Why so few? Third-party testing costs money, and UK regulations don't require it for sports supplements. Brands that invest in certification tend to use higher-grade raw materials too. Bulk Creapure, our top-scoring creatine at 91/100, uses Creapure-branded monohydrate manufactured in Germany with documented purity testing. Most budget creatine powders don't disclose where their creatine comes from or whether it's been independently verified.
If purity matters to you, look for one of these four certifications on the label: Creapure, Informed Sport, Informed Choice, or NSF Certified for Sport.
Is creatine monohydrate better than HCL or other forms?
Monohydrate wins. The top 5 creatine products in our database are all monohydrate-based, led by Bulk Creapure at 91/100. That's not a coincidence.
Creatine monohydrate has decades of clinical research behind it. Over 500 published studies confirm its effects on muscle strength, power output, and recovery. HCL, ethyl ester, and buffered forms have far less evidence, and none have been shown to outperform monohydrate in head-to-head trials.
The 'better absorption' claim for HCL sounds compelling, but there's limited independent data to support it at the doses you'd actually take. Monohydrate is also the cheapest form by a wide margin.
The bloating concern with monohydrate is real for some people, but it's usually a loading-phase issue. Starting at 3-5g daily (no loading phase) avoids it for most users.
Disclaimer: AIScored provides data-driven comparisons based on publicly available reviews. This is not medical advice. Affiliate links may earn us a commission at no extra cost to you.
Feedback & Suggestions
Spotted an issue? Wrong price, incorrect data, or something else off? Let us know and we'll fix it.
Missing a product you'd like us to review? Tell us the product name and we'll consider adding it.