Discussion

In contrast to the usual daily dose of 0.1 - 2 g hemp juice powder samples grown in thes conditions were shown to be relatively safe for Cd,  Hg and Pb concentrations even for human consumption (Table \ref{902388}) since in order to reach the safety limit, proposed by The American Herbal Pharmacopoeia (AHP)\cite{upton2014cannabis}, of Pb in one day, one should consume 60 g of juice powder.