Cellucor G4 Super HD Brian E. December 12, 2014 Fat Burner Supplements Reviews, Reviews Another flagship product we’re seeing updated with the launch of Cellucor’s new G4 series is their fat burner Super HD. It’s looks like they’ve kept the amount of caffeine per serving the same (160 mg), but they’ve updated the sensory blend in the new version. It’ll be interesting to see if they’ve made any improvements. Be sure to check back soon for a complete review and update on Super HD. Leave a Reply Cancel Reply Your email address will not be published.CommentName* Email* Website To leave a comment please enable JavaScript in your browser settings!