However, it has not disclosed the name of the testing organization. Optimum Nutrition Micronized Creatine Capsules are one of the best options if powdered supplements aren’t your thing.

The potential benefits of this green supplement are seemingly endless but many have not been tested in scientific studies.

Here are the five most popular and effective creatine brands on the market. 1. Optimum Nutrition Creatine Monohydrate Optimum ...