Supplement brand Thorne is on pace to reach $650 million in annual revenue this year, fueled by Gen Z and millennial shoppers who are increasingly focused on improving their health., CNBC's Gabrielle Acetyl L Carnitine Is Injectable L Carnitine Safe? Weight Wise Weight Loss Center L carnitine is an amino acid derivative that plays a crucial role in the bodys energy production processes. As an injectable supplement, L carnitine has been employed to support various health