The
commercial
water
kefir
microorganism
preparation
“kefir d'acqua
fai da te”
(BioNova snc, Villanova sull’Arda, Italy),
containing
approximately
109 CFU/g
of
Lactobacillus,
Lactococcus,
Leuconostoc
and
Saccharomyces,
as
declared
by
the
producer,
was
used
to
carry
out
the
fermentation.
VJs
were
subjected
to
pasteurisation
at 75 C
for
5 min
and
cooled
at
room
temperature
before
processing.