Optimum Nutrition Micronized Creatine Powder 317g vs Allmax Nutrition Creatine Monohydrate 1000g
Side-by-side comparison of scores, ingredients, prices and real customer feedback for Optimum Nutrition Micronized Creatine Powder 317g and Allmax Nutrition Creatine Monohydrate 1000g.
Last verified: 07 Apr 2026 · Based on 42 reviews
Optimum Nutrition Micronized Creatine Powder 317g scores 79.0/100 vs Allmax Nutrition Creatine Monohydrate 1000g at 77.0/100. Optimum Nutrition Micronized Creatine Powder 317g wins on ingredient quality, side effects, certifications. Allmax Nutrition Creatine Monohydrate 1000g is stronger on effectiveness and value for money.
Which is better: Optimum Nutrition Micronize... or Allmax Nutrition Creatine M...?
Optimum Nutrition edges ahead with a higher overall score (79 vs 77) and its Informed Choice certification, making it the safer pick for tested athletes. Those prioritising effectiveness and bulk value should choose Allmax, which scores higher on both effectiveness (83 vs 77) and value (72 vs 68), especially given its larger 1000g format.
— AIScored Editorial Team
How Do the Scores Compare?
Optimum Nutrition Micronize...
Optimum Nutrition
|
Allmax Nutrition Creatine M...
Allmax Nutrition
|
|
|---|---|---|
| Overall Score | 79.0 | 77.0 |
| Effectiveness | 77.0/100 |
83.0/100
Best
|
| Ingredient Quality |
92.0/100
Best
|
84.0/100 |
| Value for Money | 68.0/100 |
72.0/100
Best
|
| Side Effects |
91.0/100
Best
|
80.0/100 |
| Certifications |
86.0/100
Best
|
55.0/100 |
| Best Price |
£16.00
Amazon UK →
Cheapest
|
View → |
| Price per Serving | £0.17 93 servings | N/A |
| Form | Powder | N/A |
| Dose | 3.4g creatine monohydrate per serving (approx 3g pure creatine) | N/A |
| Third-Party Tested | ✓ Yes | ✗ No |
| Reviews Analysed | 18 | 24 |
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
Allmax Nutrition Creatine Monohy...
Pros
- ✓Mixes easily with water or shakes with minimal grittiness
- ✓Noticeable strength and muscle gains reported within 4–8 weeks
- ✓Unflavoured and virtually tasteless — versatile for stacking
- ✓Micronised form reduces the gritty texture common in cheaper creatine
Cons
- ✗Scoop provided is small and awkward to use according to at least one reviewer
- ✗Priced higher than budget alternatives (e.g. MyProtein creatine)
- ✗Minor stomach bloating reported, consistent with creatine monohydrate in general
- ✗No prominent third-party purity certifications (e.g. Informed Sport) mentioned
Best For
What does the data say about Optimum Nutrition Micr... vs Allmax Nutrition Creat...?
Optimum Nutrition Micronized Creatine Powder gives you 3.4g of creatine monohydrate per scoop which works out at roughly 3g of pure creatine. Allmax Nutrition Creatine Monohydrate skips any exact dose details on its label yet users report it mixes with less grit than many powders. The Optimum Nutrition version comes in a smaller 317g tub while the Allmax one arrives in a massive 1000g pack for longer use. Both stick to plain creatine monohydrate with no added flavours or extras. Optimum Nutrition scores 79/100 overall against Allmax at 77/100 but Allmax edges ahead on effectiveness with 83/100 compared to 77/100.
Pick Optimum Nutrition if you compete in tested sports or want the cleanest ingredient quality at 92/100. It suits strength athletes who add powder to shakes without changing the taste and prefer a vegan product free from common allergens. Go for Allmax if you train regularly and need a big supply to last months without repurchasing. Its value score of 72/100 beats Optimum Nutrition's 68/100 and the larger size makes sense for consistent gym users chasing strength gains within four to eight weeks. Budget matters here since Allmax avoids the higher per gram cost of smaller premium tubs.
Practical stuff includes the awkward small scoop on the Allmax tub which some reviewers found fiddly to measure. Optimum Nutrition needs one and a half scoops daily to hit the 5g research dose used in studies so the 317g pack yields only about 62 proper servings. Both taste neutral and work fine in water or meals. Choose based on whether you value third party checks less than raw size or prefer tighter quality numbers over sheer quantity.
Optimum Nutrition Micronized Creatine Powder is a no-frills creatine monohydrate supplement from one of the most trusted sports nutrition brands on the market.
What are the key differences?
Frequently Asked Questions
Which is better, Optimum Nutrition Micronized Creatine Powder 317g or Allmax Nutrition Creatine Monohydrate 1000g? ▼
Is Optimum Nutrition Micronized Creatine Powder 317g worth the price compared to Allmax Nutrition Creatine Monohydrate 1000g? ▼
Which has fewer side effects? ▼
Related Product Comparisons
Bulk Creatine Monohydrate (Creapure) 500g
vs Optimum Nutrition Micronized Creatine Powder 317g
Bulk Creatine Monohydrate (Creapure) 500g
vs Allmax Nutrition Creatine Monohydrate 1000g
Dymatize Creatine Micronized 500g
vs Optimum Nutrition Micronized Creatine Powder 317g
Dymatize Creatine Micronized 500g
vs Allmax Nutrition Creatine Monohydrate 1000g
NOW Sports Creatine Monohydrate Powder 750g
vs Optimum Nutrition Micronized Creatine Powder 317g
NOW Sports Creatine Monohydrate Powder 750g
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.