Evidence supporting the use of: Grape
For the health condition: Diabetic Retinopathy
Synopsis
Source of validity: Scientific
Rating (out of 5): 2
Grapes, particularly their skins and seeds, are rich in polyphenols such as resveratrol and proanthocyanidins, which have been studied for their antioxidant and vascular protective properties. Diabetic retinopathy is a diabetes complication characterized by damage to the blood vessels of the retina, primarily due to oxidative stress and inflammation. A number of preclinical studies (in vitro and animal models) suggest that grape-derived polyphenols can reduce oxidative stress, inhibit vascular endothelial growth factor (VEGF) expression, and protect retinal cells from hyperglycemia-induced damage. For example, resveratrol has been shown to inhibit retinal neovascularization and reduce vascular leakage in diabetic rodents. Some small-scale human studies and clinical trials have investigated the broader vascular benefits of grape polyphenols, though direct, robust clinical evidence specifically for diabetic retinopathy in humans is limited. While traditional medicine systems may use grapes for general eye or vascular health, the rationale for their use in diabetic retinopathy is primarily based on scientific investigations into their bioactive components. However, the strength of clinical evidence is moderate at best, with most support coming from laboratory and early-stage clinical research. As such, while the mechanism is plausible and animal data are promising, more large-scale, high-quality human trials are needed to conclusively establish efficacy for this particular condition.
Other ingredients used for Diabetic Retinopathy
alpha-glycosyl isoquercitrinanthocyanins
astaxanthin
bilberry
black currant
blueberry
chlorella
chokeberry
turmeric
d-alpha tocopherol
flavonols
garlic bulb
ginger
grape
green tea
hesperidin
l-carnosine
lutein
lycopene
mixed carotenoids
pomegranate
quercetin
resveratrol
rutin
specialized pro-resolving mediators (SPMs)
spirulina
tocotrienols
vitamin C
vitamin D
vitamin E
zinc
ferulic acid
polyphenols
AMP-activated protein kinase (AMPK)
Apigenin
Aronia melanocarpa
Alpha-Lipoic Acid
anthocyanidins
anthocyanosides
Apocynin
Astragalin
Boswellic Acid
Benfotiamine
Bioflavonoids
Baicalin
Beta-glucogallin
Caffeic Acid
Carnosine
Cyanidin
Curcuminoid
Crocetin
Delphinidin
Dihydrolipoic Acid
Eicosapentaenoic Acid
Flavonoids
Other health conditions supported by grape
Alzheimer's DiseaseArteriosclerosis
Cancer (prevention)
Cardiovascular Disease
Cellulite
Chemotherapy (reducing side effects)
Cholesterol (high)
Cholesterol (low)
Circulation (poor)
Circulation (to the brain)
Colds (general)
Colds (prevention)
Colds (with fever)
Congestion (bronchial)
Congestion (lungs)
Constipation (children)
Convalescence
Cough (general)
Cough (spastic)
Debility
Dementia
Diabetes
Diabetic Retinopathy
Fatty Liver Disease
Free Radical Damage
Gastritis
Gingivitis
Hypertension
Inflammation
Memory and Brain Function
Phlebitis
Triglycerides (high)
Ulcers
Wrinkles
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