Oxyphen, Phentalene, Phen FX, and Red Vipers by Beta Labs, LTD: Recall - Contains DMAA Ingestion of DMAA can elevate blood pressure and lead to cardiovascular problems. Lingua Italiano Leggi tutto su Oxyphen, Phentalene, Phen FX, and Red Vipers by Beta Labs, LTD: Recall - Contains DMAA