Latest Update: Creatine to Preserve Muscle?
August 31, 2026
Quick Summary: Which Creatine Supplement Is Best?
ConsumerLab evaluated 11 creatine supplements, purchasing and testing them for both creatine content and signs of degradation (creatinine). One product-manager-interview-tips-for-web3/” title=”Blockchain Product Manager Interview Tips for Web3″>product failed these assessments and was not approved. Among the products that passed—including an additional item tested via CL’s voluntary Quality Certification Program—CL identified a Top Pick that delivers 5 grams of pure creatine monohydrate powder at a highly competitive price point (see What CL Found, How Products Were Evaluated, and CL’s Top Picks). Based on the measured creatine levels, the cost to obtain a 5-gram dose ranged from 13 cents to $1.85.
The tested creatine supplements include BulkSupplements.com Creatine Monohydrate Powder, California Gold Nutrition Sport Creatine Monohydrate, Create Creatine Gummies, Fitness Labs German Creatine, GNC Pro Creatine Monohydrate, Life Extension Creatine Capsules, Momentous Creatine, Naked Creatine, Nutricost Performance Creatine Monohydrate, Optimum Nutrition Micronized Creatine Powder, Orgain Creatine, Sports Research Creatine Monohydrate, and Thorne Creatine.
What Does Creatine Do?
Creatine is an amino acid derivative that assists in supplying energy to muscles, including the heart, particularly during short-duration, maximal exertion (see What It Is). While not universal, some research suggests that creatine supplementation can enhance muscle endurance and strength during repeated high-intensity, short-duration activities like sprinting or weightlifting, though it provides no benefit for purely aerobic exercise. Furthermore, creatine may aid in improving exercise tolerance for individuals with congestive heart failure (CHF) and help increase muscle strength in those with muscular dystrophies. It does not boost memory in young adults and has demonstrated very limited cognitive benefits for older adults, including menopausal women (see What It Does).
Is Creatine Safe?
Creatine is generally viewed as safe when consumed in appropriate dosages over short durations, though information regarding potential long-term adverse effects remains limited. There is some apprehension that extended use at high daily doses (20 grams) could negatively impact the cardiovascular system and kidneys (see Concerns and Cautions).
How to Take Creatine?
It is common practice to use a “loading” dose for 5 to 14 days, followed by a maintenance dose. However, certain studies have indicated that a consistent daily dose can be just as effective as a larger loading phase. If you are using a powder or mix, dissolve it in very warm water to ensure it fully integrates, and consume it shortly after mixing, as creatine begins to degrade once in liquid form. When using these supplements, maintaining adequate daily water intake is essential. For dosage specifics, as well as information regarding how caffeine might influence creatine, see ConsumerTips™.
Learn about taurine, HMB, and BCAAs (branched-chain amino acids). Also, review our evaluations of other muscle-related supplements, including vitamin D, L-glutamine, protein powders, and “nitric oxide” boosters.
In addition to its expert testing results, ConsumerLab utilizes only high-quality, evidence-based information sources. These include peer-reviewed studies as well as data from organizations like the USDA, the FDA, and the National Academy of Medicine. For evolving subjects, research from pre-print journals may be utilized. All content is reviewed by doctoral-level experts in toxicology, pharmacology, and chemistry, as well as medical doctors. We consistently update and medically review our information to ensure our content remains reliable, accurate, and trustworthy. The following sources are referenced in this article:
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Creatine supplements compared in this review
BulkSupplements.com Creatine Monohydrate Powder – Unflavored
Create Creatine Gummies – Blue Raspberry
Life Extension Creatine Capsules
Nutricost Performance Creatine Monohydrate – Unflavored
Optimum Nutrition Micronized Creatine Powder – Unflavored
Sports Research Creatine Monohydrate – Unflavored
You must be a member to access the complete test results, along with ConsumerLab.com’s quality ratings and recommendations. You will receive data for 11 creatine supplements selected for testing by ConsumerLab and one additional supplement tested through ConsumerLab’s voluntary Quality Certification Program.
In this comprehensive review, you’ll discover:
Which creatine supplements passed or failed testing
Which creatine supplements offer the best quality and value and are CL’s Top Picks
Amounts of creatinine — a breakdown product of creatine — found in each product
If creatine supplement labels are accurate
The health benefits of creatine, and if it is helpful for building and maintaining muscle, increasing muscle strength and endurance, reducing symptoms of fibromyalgia, congestive heart failure and other uses
Differences in forms of creatine, including creatine monohydrate creatine ethyl ester, creatine hydrochloride, creatine ester phosphate, creatine AKG, and creatine nitrate
If it’s worth paying more micronized or “buffered” creatine – such as Kre-Alkalyn
If creatine supplementation increases blood levels of creatinine and if this can damage kidneys, as well as other safety concerns and side effects
What to look for when choosing a creatine supplement and the best way to take creatine
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