Is Bum a good pre-workout brand? An in-depth review of Thavage and Essential
                                
                                
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                                    4 min read                                
                            
                                Chris Bumstead, a four-time Mr. Olympia Classic Physique champion, has a massive following, and his signature pre-workout line is equally popular. But beyond the celebrity endorsement, the real question for many lifters is: is Bum a good pre-workout brand, and is it right for you? This review breaks down the science, ingredients, and performance of the brand's popular Thavage and Essential products.