.However, Washington state prosecutors insist that 5-Hour derives its potency from caffeine alone, not from vitamins, enzymes, amino acids or other non-caffeine ingredients as claimed in its adverts ??? a point they say also completely undermines the claimed efficacy of decaffeinated 5-Hour Energy.Founder Manoj Bhargava under fire for 2012 caffeine commentsWashington???s top state lawyers insist t