m g ▁of ▁c aff e ine , ▁ 3 5   m g ▁of ▁sod ium , ▁and ▁ 2 0 % ▁of ▁the ▁daily ▁recommended ▁calci um ▁based ▁on ▁a ▁ 2 , 0 0 0 ▁cal orie ▁di et . ▁It ▁is ▁swe eten ed ▁with ▁as part ame ▁and ▁has ▁no ▁car bo h yd r ates , ▁fat , ▁or ▁protein . ▁ ▁Law su its ▁over ▁health ▁claims ▁ ▁In ▁February ▁ 2 0 0 7 , ▁the ▁watch dog ▁group ▁Center ▁for ▁Science ▁in ▁the ▁Public ▁Interest ▁( CS PI ) ▁file d ▁a ▁law suit ▁over ▁company ▁claims ▁that ▁En v iga ▁acts ▁as ▁a ▁cal orie - burn ing ▁and ▁weight - loss ▁product , ▁as ▁a ▁" negative ▁cal orie " ▁drink . ▁ ▁The ▁group ▁claims ▁that ▁if ▁C oca - Col a ▁and ▁N est lé ▁stop ▁market ing ▁the ▁product ▁as ▁a ▁cal orie - burn er , ▁they ▁would ▁drop ▁possible ▁lit ig ation . ▁ ▁The ▁be verage ▁mak ers ▁respond ed ▁that ▁they ▁have ▁deliber ately ▁avoided ▁claims ▁that ▁En v iga ▁is ▁a ▁weight - loss ▁product , ▁and ▁that ▁there ▁exists ▁independent ▁research ▁to ▁subst anti ate ▁the ▁effects ▁of ▁the ▁product . ▁The ▁watch dog ▁group ▁alleg ed ▁that ▁it ▁was ▁only ▁a ▁ 3 - day ▁study , ▁and ▁that ▁it ▁was ▁only ▁presented ▁in ▁a ▁conference ▁by ▁the ▁Ob es ity ▁Society , ▁the ▁edit ors ▁of ▁journal ▁Ob es ity ,