( It ( ( ( 's ( most effective ) ) ( taken ( in ( ( a ( freeze-dried form ) ) ( sold ( as ( a capsule ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP It)) (VP (VBZ 's) (ADJP (RBS most) (JJ effective)) (S (VP (VBN taken) (PP (IN in) (NP (NP (DT a) (JJ freeze-dried) (NN form)) (VP (VBN sold) (PP (IN as) (NP (DT a) (NN capsule))))))))) (. .)))
It's most effective taken in a freeze-dried form sold as a capsule.
(ROOT (S (NP (NP (JJS Most)) (PP (IN of) (NP (NP (DT the) (NN earth) (POS 's)) (NN freshwater)))) (VP (VBZ is) (PP (IN in) (NP (NP (DT the) (NN form)) (PP (IN of) (ADJP (JJ frozen)))))) (. .)))