NRG Boost + Zhi Shi Extract. NRG Boost Complex Proprietary Blend 530mg Containing: Zhi Shi extract, Caffeine, Grapefruit extract, Guarana extract, Green Tea extract, L-Carnitine, Betaine, Cayenne, Siberian Ginseng 10mg, Vitamin B6 10mg, Naringin 5mg, Black pepper, Kelp 75mcg, Piperine 1.5mg, Chromium polyniconate 100mcg.
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