Journal of Food Process Engineering,
Journal Year:
2024,
Volume and Issue:
47(5)
Published: May 1, 2024
Abstract
The
waxy
layer
on
the
surface
of
goji
fruit
increases
dehydration
time.
In
this
study,
novel
use
ultrasound
pretreatment
(10,
20,
and
30
min)
assisted
with
osmotic
was
utilized
to
improve
drying
efficiency
product
quality
goji.
results
showed
that
treated
ultrasound‐assisted
lost
more
water
gained
solids
during
than
only.
Furthermore,
method
shortened
time
for
freezing
lowered
activity
dried
This
may
be
due
destruction
wax
by
ultrasound.
rehydration
rate
20
min
significantly
higher
samples
osmosis
application
resulted
in
best
color
highest
glutathione
total
free
amino
acid
content
goji,
especially
taurine.
Besides
above,
antioxidant
capacity
dehydration‐treated
enhanced,
1,1‐diphenyl‐2‐picrylhydrazyl
(DPPH)
radical
scavenging
ferric
reducing
power
(FRAP)
values
20‐min
group.
demonstrate
not
only
reduces
but
also
enhances
its
quality.
Practical
applications
study
explored
effects
different
methods
freeze‐dried
findings
provide
a
scientific
basis
improving
engineering
offer
potential
strategy
enhancing
Journal of Food Process Engineering,
Journal Year:
2024,
Volume and Issue:
47(5)
Published: May 1, 2024
Abstract
The
waxy
layer
on
the
surface
of
goji
fruit
increases
dehydration
time.
In
this
study,
novel
use
ultrasound
pretreatment
(10,
20,
and
30
min)
assisted
with
osmotic
was
utilized
to
improve
drying
efficiency
product
quality
goji.
results
showed
that
treated
ultrasound‐assisted
lost
more
water
gained
solids
during
than
only.
Furthermore,
method
shortened
time
for
freezing
lowered
activity
dried
This
may
be
due
destruction
wax
by
ultrasound.
rehydration
rate
20
min
significantly
higher
samples
osmosis
application
resulted
in
best
color
highest
glutathione
total
free
amino
acid
content
goji,
especially
taurine.
Besides
above,
antioxidant
capacity
dehydration‐treated
enhanced,
1,1‐diphenyl‐2‐picrylhydrazyl
(DPPH)
radical
scavenging
ferric
reducing
power
(FRAP)
values
20‐min
group.
demonstrate
not
only
reduces
but
also
enhances
its
quality.
Practical
applications
study
explored
effects
different
methods
freeze‐dried
findings
provide
a
scientific
basis
improving
engineering
offer
potential
strategy
enhancing
