The aim •'.I this researcn ~··a-. ta ~1ud_\. 1hem1·um:iltuuH: <;.ftrac~11u!1al.'>~(.a. Pb .. "v'!, 7.n and Cu.i in Cuthn eduli» leaves 11!u1 C!re commonl» sotd ir. Bohlr Dur !t.~h-7l. 1:·1lif11piu. Tbe presence t~{ these 11u:luls iJ_y tlu: leaves o,J ( ·alhll ~tlu!is J.'ltrl'l.S Mrt)tt11 t!"l Ar.tiosv. U11;,_~ltnc. werabit 8(t.ltcno 1\1ctt1.(lm, \\.:e-rotu, atul Vebrer"lmrio1n VJ?iicultural p/o:.s tt-~te dett!mn'1fd JJ.v atomic absorpttnn spectrosropv ofter wet acid digesnon. The 1nea11 ""11111!.~ P.f :.~ concerurauon oj' these meud . .., { in and :\:i b.~· Cutl«: edulis corsumers ttllS t'Slilr.attd lO be 55-66 µglday, 191 120 µgi({ay, 288- 14-IQ 1nglctci)-, 67.6-33R.I 1n.o/~ ond 13:/-655 1nglda.)· resprctivei) .• 4/,·flough thrs« ... alues u1t· "' withsn Jill? tolerance timu» . .fel hy Food 01UlA~rk:ul!ure Urgu.r,;?JJli!Jlll1)r•orl(f Health Orgoni(JJiion. the amounts Qj inese n1eta!s Jrt!1.:C.iu.g 1/1e1r lt.'1) l/Tlr> 1/v pirynnll>git·rJ svstesns 1.1.{ use.r.v o.f Catha