Optimum Nutrition Creatine Monohydrate Review: Is it Good?

Among the many creatine supplements available, I believe Optimum Nutrition Creatine Monohydrate is the best creatine supplement due to its certifications, purity, micronized form, and ease of use.

Creatine monohydrate is one of the most effective and well-researched supplements for improving athletic performance, muscle growth, recovery, strength, endurance, and cognitive function..

With its micronized formula, ON Creatine Monohydrate is designed to provide those benefits while minimizing potential side effects like bloating and digestive discomfort.

Unlike some lower-quality creatine products, Optimum Nutrition’s formula is micronized, meaning the powder has been processed into smaller particles for better solubility and absorption.

Personally, I have used Optimum Nutrition Micronized Creatine Monohydrate for years and found that it significantly improves my workout performance, recovery time, and even mental clarity.

My wife and I both take it regularly, and we’ve noticed a reduction in brain fog and an overall boost in daily energy.

Last update on 2025-04-29 / This article includes affiliate links/Images via Amazon Product Advertising API. I may earn commissions on purchases made through these links.

What is Optimum Nutrition Micronized Creatine Monohydrate Powder?

Feature	Optimum Nutrition Creatine Monohydrate
Creatine Type	Micronized Creatine Monohydrate
Serving Size	5g (1 teaspoon)
Purity	100% pure, no additives
Price per Serving	~$0.19
Solubility	Excellent
Common Retailers	Amazon, Walmart, GNC

Optimum Nutrition Micronized Creatine Powder is a pure, unflavored creatine supplement designed to support strength, endurance, and recovery in athletes and active individuals.

Manufactured by Optimum Nutrition, one of the most trusted brands in sports nutrition, this product delivers 100% pure creatine monohydrate without any fillers, additives, or artificial ingredients.

Optimum Nutrition manufactures its supplements in state-of-the-art, NSF-certified and ISO-certified facilities, ensuring that each batch meets the highest standards of quality, purity, and safety.

Their commitment to excellence is further backed by over 100,000 annual quality and food safety checks, giving athletes confidence that they are fueling their bodies with one of the most rigorously tested creatine supplements available.

What sets ON Micronized Creatine Powder apart is its micronized form, meaning the creatine particles are smaller and dissolve more easily in water or other beverages.

This reduces the risk of digestive discomfort, bloating, and poor absorption, which are common issues with lower-quality creatine supplements.

Each serving provides 5 grams of creatine monohydrate, the clinically studied dose for improving ATP production, muscle strength, power output, and even cognitive performance (Kreider et al., 2017).

Optimum Nutrition’s creatine is also third-party tested for quality and purity, ensuring that you get exactly what is promised on the label with no hidden ingredients.

Whether you’re just starting a creatine loading phase or maintaining your daily intake for performance and recovery, Optimum Nutrition Creatine Monohydrate offers a simple, effective, and affordable way to elevate your results.

In my personal experience, it remains the most reliable creatine supplement I’ve used.

Benefits of Optimum Nutrition Creatine Monohydrate

Creatine monohydrate is one of the most widely researched and effective supplements for boosting strength, endurance, and muscle recovery.

Whether you’re an athlete, bodybuilder, or fitness enthusiast, adding creatine to your routine can provide several benefits.

I’ve used this supplement consistently for years, and it remains my go-to creatine due to its ease of use, lack of digestive side effects, and noticeable benefits in both physical performance and mental clarity.

Unlike some other creatine products, I’ve found that this one dissolves easily, doesn’t cause bloating, and delivers real results within a week.

In this review, I’ll break down why Optimum Nutrition Creatine Monohydrate is one of the best creatine supplements available today.

Improves Strength and Physical Performance

Creatine is essential for replenishing phosphocreatine stores in muscles, which are used to produce ATP—the primary energy source for short bursts of high-intensity exercise.

Supplementing with Optimum Nutrition Creatine Monohydrate allows you to sustain peak performance for longer, whether you’re lifting weights, sprinting, or engaging in explosive movements.

I’ve personally noticed that within a week of consistent use, my strength levels increase, and I can push through fatigue with greater ease.

Accelerates Recovery and Reduces Fatigue

Beyond boosting energy levels during workouts, creatine supports faster recovery after exercise by reducing muscle damage and inflammation.

This means less soreness after intense training sessions and a quicker return to the gym at full capacity.

Many studies have shown that creatine supplementation can decrease muscle cell damage and increase muscle repair, making it an essential supplement for athletes looking to optimize their training frequency and intensity.

No Digestion Issues or Bloating

One of the main reasons Optimum Nutrition’s creatine is my go-to choice is that it doesn’t cause bloating or stomach discomfort, even during a loading phase.

Some creatine products can lead to digestive issues due to poor solubility, but the micronized nature of this product ensures it dissolves easily in water or other beverages.

I’ve taken this creatine both with and without a loading phase, and I’ve never experienced stomach cramps, bloating, or other digestive problems.

If you’ve been hesitant to try creatine because of these potential side effects, Optimum Nutrition Creatine Monohydrate is a great option.

Supports Brain Function and Mental Clarity

Creatine isn’t just for muscle growth and performance—it also plays a role in cognitive function.

Studies suggest that creatine supplementation can improve brain energy metabolism, leading to better focus, mental clarity, and reduced brain fog.

Both my wife and I take Optimum Nutrition Creatine Monohydrate regularly, and we’ve found that it helps with mental energy throughout the day.

This is an underrated benefit of creatine that more people should be aware of!

How to Use ON Creatine Monohydrate

One of the best aspects of this supplement is its simplicity.

One teaspoon equals 5g, which is the standard daily dose.

Recommended Dosage:

• Loading Phase (Optional): 20g per day (split into 4 doses) for 5-7 days to quickly saturate muscle stores.
• Maintenance Phase: 3-5g daily, ideally post-workout, mixed with water, juice, or a protein shake.
• Cycle: From my experience, this supplement is safe for year-round use with occasional 2-3 week breaks.

I personally take creatine almost year-round because it is a safe and highly effective supplement with well-documented benefits.

Pros and Cons of ON Micronized Creatine Monohydrate

Choosing the right creatine supplement can significantly impact your training, recovery, and overall performance.

Based on my personal experience and the product’s industry reputation, here’s a breakdown of the main pros and cons of Optimum Nutrition Micronized Creatine Monohydrate:

Pros

• High Purity, No Fillers: Contains only 100% pure creatine monohydrate without unnecessary additives, flavors, or sugars.
• Micronized for Better Absorption: The fine powder dissolves easily in water or juice, reducing the risk of bloating or digestive issues.
• NSF Certified and Third-Party Tested: Manufactured in NSF-certified and ISO-certified facilities with rigorous quality control, ensuring safety and label accuracy.
• Affordable and Long-Lasting: At around $23 for 120 servings, it costs less than $0.20 per day to support muscle growth and recovery.
• Clinically Supported Benefits: Backed by decades of research for enhancing strength, endurance, recovery, and cognitive function (Kreider et al., 2017).
• Trusted Brand Reputation: Optimum Nutrition is a globally recognized leader in sports nutrition, providing proven, reliable supplements for over 35 years.

Cons

• Unflavored Only: Some users might prefer a flavored creatine option, but this product is purely unflavored for maximum versatility.
• Slight Grittiness If Not Stirred Well: Even though it’s micronized, if not mixed properly, a small amount of sediment can sometimes remain at the bottom of the glass.
• No Scoop Included: Some users report that the container doesn’t always include a measuring scoop, requiring you to measure a teaspoon manually.

Why I Prefer Optimum Nutrition Micronized Creatine Monohydrate Over Others

With so many creatine supplements on the market, finding the right one can be overwhelming.

After trying multiple brands over the years, Optimum Nutrition Micronized Creatine Monohydrate has become my go-to choice due to its purity, effectiveness, and ease of use. It dissolves well, doesn’t cause bloating or digestive discomfort, and delivers noticeable improvements in strength, endurance, and mental clarity.

Here’s why I continue to choose this creatine over others.

Simple Dosage

The fact that 1 teaspoon = 5g makes dosing incredibly easy, and there is no need to worry about measuring incorrectly.

Affordable and Effective

Optimum Nutrition offers a high-quality product at a reasonable price, making it accessible to most people.

Optimum Nutrition Creatine Monohydrate comes in a 120-serving container, with each serving providing 5 grams of creatine.

If you take the standard 5g per day, this tub will last exactly 120 days or approximately four months of daily use.

At an average price of $23 per container, the cost per serving is approximately $0.19 per day.

This makes Optimum Nutrition Creatine Monohydrate one of the most affordable and effective supplements available, costing less than 20 cents per day to support muscle growth, performance, and recovery.

No Fillers or Additives

Many creatine products add unnecessary flavors, sugars, or other ingredients, but this product is 100% pure creatine monohydrate.

Highly Rated & Trusted

With thousands of positive reviews and third-party testing, this is one of the most user-tested and reliable creatine supplements available.

Final Verdict: Is ON Creatine Monohydrate a Good Supplement?

Optimum Nutrition Micronized Creatine Monohydrate is an outstanding choice for anyone serious about improving strength, performance, recovery, and even cognitive function.

With its high purity, micronized formula, and NSF-certified manufacturing standards, it delivers exceptional quality and consistent results.

Unlike some creatine supplements that cause bloating or digestive discomfort, ON Creatine Monohydrate mixes easily and absorbs efficiently, making it an excellent option for both beginners and advanced athletes.

The affordable cost per serving and proven clinical benefits further solidify its place as one of the best creatine supplements available today.

If you’re looking for a safe, effective, and budget-friendly creatine powder backed by decades of research and trusted by millions worldwide, Optimum Nutrition Micronized Creatine Monohydrate is a smart investment in your fitness journey.

Last update on 2025-04-29 / This article includes affiliate links/Images via Amazon Product Advertising API. I may earn commissions on purchases made through these links.