Italian Journal of Animal Science,
Год журнала:
2023,
Номер
22(1), С. 1186 - 1194
Опубликована: Ноя. 9, 2023
Including
grape
pomace
in
goat
diets
presents
a
potentially
valuable
strategy
for
enhancing
the
sustainability
of
farming
and
mitigating
environmental
risks.
This
work
aimed
to
investigate
impact
dietary
dried
(DGP)
on
milk
yield,
composition
fatty
acid
(FA)
profile
goats.
Gas
chromatography
was
utilised
obtain
an
extensive
FA
fat.
Dry
matter
intake,
as
well
yield
were
not
altered
by
DGP.
Despite
predominance
linoleic
(LA,
18:2
cis-9,cis-12)
lipids
DGP
presence
phenolic
compounds,
its
inclusion
diet
did
negatively
affect
quantitatively
main
groups
FA.
Furthermore,
there
no
significant
butyric,
caproic,
caprylic,
capric
acids,
major
18:1
trans
isomers,
including
vaccenic
(18:1
trans-11),
LA,
α-linolenic
(18:3
n-3),
long
chain
polyunsaturated
n-6
n-3
However,
rumenic
fat
significantly
reduced
from
0.36
0.30
g/100
g
total
methyl
esters.
study
supports
that
up
6%,
can
be
safely
included
conventional
dairy
without
compromising
production
results
or
altering
great
extent
profile.
Antioxidants,
Год журнала:
2024,
Номер
13(9), С. 1131 - 1131
Опубликована: Сен. 19, 2024
Vitis
vinifera
L.,
commonly
known
as
grapes,
is
one
of
the
most
widely
cultivated
crops
worldwide,
with
over
80%
used
for
wine
production.
However,
winemaking
process
generates
substantial
residues,
including
grape
pomace
(GP),
lees,
and
wastewater,
which
can
pose
significant
environmental
economic
challenges.
Among
these,
GP
stands
out
not
only
a
waste
product
but
also
rich
source
polyphenols—bioactive
compounds
recognized
antioxidant
anti-inflammatory
properties.
Recent
advancements
have
expanded
application
GP-derived
extracts,
particularly
in
health
food
industries,
due
to
their
potent
bioactive
This
review
provides
comprehensive
overview
valorization
GP,
focusing
on
its
phenolic
composition
therapeutic
potential.
It
evokes
innovative,
environmentally
friendly
extraction
techniques
integrated
methods
chemical
analysis
these
valuable
compounds.
Additionally,
benefits
polyphenols
are
explored,
recent
experimental
findings
examining
metabolism
highlighting
key
role
gut
microbiota
processes.
These
insights
contribute
deeper
understanding
biological
activity
extracts
underscore
growing
significance
high-added-value
product.
By
illustrating
how
by-products
be
transformed
into
natural
agents,
this
emphasizes
importance
sustainable
development
eco-friendly
management
practices,
significantly
contributing
advancement
circular
economy.
Beverages,
Год журнала:
2024,
Номер
10(2), С. 45 - 45
Опубликована: Июнь 17, 2024
Growing
consumer
demand
for
environmentally
conscious,
sustainable,
and
helpful
products
has
prompted
scientists
industry
experts
worldwide
to
look
inventive
approaches
mitigate
the
environmental
impact,
particularly
concerning
agricultural
industrial
waste.
Among
by-products
of
winemaking,
grape
pomace
(skins,
seeds,
stems)
potential
be
economically
valuable
as
it
is
rich
in
value-added
compounds
(e.g.,
phenolic
compounds,
fibers,
flavonoids,
anthocyanins,
terpenoids)
related
health
antioxidant,
antimicrobial,
anti-inflammatory,
cardioprotective
effects)
technological
issues
extraction
compounds).
These
can
extracted
using
emerging
green
techniques
then
used
food
preservatives,
colorants,
formulation
functional
foods,
well
development
smart
packaging.
This
review
provides
an
overview
identified
pomace,
extraction,
integrated
extract
based
on
literature
published
last
five
years.
The
applications
these
have
been
extensively
researched
industry.
Molecules,
Год журнала:
2025,
Номер
30(3), С. 693 - 693
Опубликована: Фев. 5, 2025
Grape
pomace
(GP)
has
gained
attention
for
its
potential
to
be
valorized
into
functional
foods
due
rich
composition
of
bioactive
compounds.
In
this
work,
GP
been
exploited
develop
plant-based
mayonnaise
alternatives
and
salad
dressings.
The
influence
the
water-to-oil
ratio,
percentage
content
GP,
lecithin,
vinegar
on
viscosity
physical
stability
obtained
emulsions
have
investigated
by
Design
Experiments.
Two
formulations,
one
high-oil
(70%)
second
high-water
(60%),
were
further
studied
their
applications.
selected
samples
subjected
an
accelerated
test
(60
°C
21
days)
verify
oxidation
protection.
sample,
combined
with
8%
showed
lower
primary
(peroxide
value
<
20
mEq
O2/kg
fat)
secondary
(anisidine
55)
parameters
than
highlighting
antioxidant
activity.
phenolic
profile
all
HPLC
was
also
determined.
Lastly,
a
sensory
analysis
conducted,
showing
highest
overall
acceptability
oil-rich
sample.
results
contribute
potentiality
in
formulation
healthy
foods,
adopting
zero-waste
approach
full
exploitation
underutilized
resource.
Hydroalcoholic
extracts
from
Malbec
and
Torrontés
wine
pomace
(Vitis
vinifera
L.)
originating
the
high-altitude
vineyards
of
Argentina's
Calchaquí
Valleys
were
characterized.
Total
phenolics,
hydroxycinnamic
acids,
orthodiphenols,
anthocyanins,
non-flavonoid
total
flavonoids,
flavones/flavonols,
flavanones/dihydroflavonols,
tannins
quanti-fied
through
spectrophotometric
methods,
with
extract
exhibiting
higher
concentra-tions
in
most
phytochemical
groups
when
compared
to
Torrontés.
HPLC-DAD
identified
more
than
30
phenolic
compounds
both
extracts.
displayed
superior
antiradical
ac-tivity
(ABTS
cation,
nitric
oxide,
superoxide
anion
radicals),
reduction
power
(iron,
copper
phosphomolybdenum),
hypochlorite
scavenging,
iron
chelating
ability,
compara-tively
The
cytotoxicity
assessments
revealed
that
affected
viability
HT29-MTX
Caco-2
colon
cancer
cells
by
70%
50%,
respectively,
at
highest
tested
concentration
(1
mg/mL).
At
same
time,
did
not
demonstrate
acute
toxicity
Artemia
salina
or
red
blood
cell
assays
500
µg/mL.
Both
inhibited
lipoxygen-ase
enzyme,
also
reducing
tyrosinase
activity
neither
xan-thine
oxidase.
substantial
content
diverse
biological
activities
Valleys'
pomaces
underline
their
potentialities
be
valorized
for
pharmaceutical,
cosmetic,
food
industries.
Molecules,
Год журнала:
2023,
Номер
28(9), С. 3909 - 3909
Опубликована: Май 5, 2023
Grape
pomaces
have
a
wide
and
diverse
antioxidant
phenolics
composition.
Six
Uruguayan
red
grape
were
evaluated
in
their
composition,
capacity,
anti-inflammatory
properties.
Not
only
radical
scavenging
methods
as
DPPH·
ABTS·+
employed
but
also
ORAC
FRAP
analyses
applied
to
assess
the
potency
of
extracts.
The
reactivity
all
extracts
against
hydroxyl
radicals
was
assessed
with
ESR.
phenol
profile
most
bioactive
extract
analyzed
by
HPLC-MS,
set
57
structures
determined.
To
investigate
potential
activity
extracts,
Nuclear
Factor
kappa-B
(NF-κB)
modulation
human
colon
cancer
reporter
cell
line
(HT-29-NF-κB-hrGFP).
Our
results
suggest
that
Tannat
grapes
higher
phenolic
content
capacity
compared
Cabernet
Franc.
These
inhibited
TNF-alpha
mediated
NF-κB
activation
IL-8
production
when
added
cells.
A
molecular
docking
study
carried
out
rationalize
experimental
allowing
us
propose
proactive
interaction
between
NF-κB,
phenols,
putative
bioactivity.
present
findings
show
pomace
constitutes
sustainable
source
compounds,
which
may
be
valuable
for
pharmaceutical,
cosmetic,
food
industry
applications.
Biomass Conversion and Biorefinery,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 1, 2025
Abstract
Grape
pomace
(GP),
a
by-residue
from
the
wine
industry,
contains
bioactive
molecules
such
as
phenolic
compounds,
and
anthocyanins,
among
others,
with
potential
health
benefits.
In
current
study,
these
were
extracted
GP
of
different
Vitis
vinifera
L.
varieties
(Tinta
Negra,
Complexa,
Malvasia
Roxa,
Malvasia,
Sercial,
Verdelho,
Boal,
Terrantez)
using
micro
quick,
easy,
cheap,
effective,
rugged,
safe
(µQuEChERS)
procedure.
The
extracts
investigated
ultra-high
performance
liquid
chromatography
(UHPLC-PDA)
to
establish
fingerprint,
by
in
vitro
assays
assess
antibacterial,
anti-inflammatory,
antioxidant
activities.
Nine
compounds
identified
quantified
extracts,
gallic
acid
(ranging
10.4
12.9
g/100
g),
catechin
(2.97
5.08
quercetin
(2.17
2.85
trans
-resveratrol
(0.28
1.82
g)
being
most
prominent.
Complexa
variety
exhibited
highest
levels
total
anthocyanin
content
(TAC,
6.67
mgCGE/100
(TPC,
4727
mgGAE/100
activity
(DPPH,
9472
mgTE/100
while
Tinta
Negra
had
(TCC,
947
mgCATE/100
g).
A
strong
correlation
(
p
<
0.001)
was
observed
between
TPC-TAC,
TPC-DPPH,
DPPH-TAC,
TAC-TCC.
Moreover,
o-coumaric
are
significantly
correlated
TPC,
TAC,
TCC,
DPPH
assays.
at
concentration
100
µg/mL,
showed
promising
inhibition
albumin
protein
denaturation
compared
aspirin
(reference
standard).
findings
that
more
useful
inhibiting
Staphylococcus
aureus
Escherichia
coli
.
It
is
important
emphasise
demonstrated
antioxidant,
antibacterial
properties,
positioning
it
an
agro-waste
for
use
development
innovative
functional
foods,
dietary
supplements,
cosmetics,
aligning
circular
bioeconomy
model
its
valorisation.
