
Hermetica Superfood Encyclopedia
Legacy index-continuity record: the score and narrative are provisional and must not be represented as validated or human-approved.
Review flags: AWAITING_SEMANTIC_VALIDATION
Wild grapes (Vitis tiliifolia and related species) contain exceptionally high polyphenol concentrations, with skin extracts demonstrating 400.35 mg GAE/g and 91.39% DPPH radical scavenging activity. These compounds provide cardiovascular protection through ACE inhibition and anti-inflammatory effects via TNF-α pathway modulation.

Reported Benefits (Provisional)
Origin & History

Wild grapes, encompassing various species within the Vitis genus, are resilient fruits native to North America, Europe, and Asia. These nutrient-dense berries are valued for their rich content of polyphenols and antioxidants, offering significant functional benefits for cardiovascular, cognitive, and immune health.
Research Narrative (Provisional)
Scientific research, including studies on resveratrol and other polyphenols, supports the cardiovascular, antioxidant, and cognitive benefits of wild grapes. These studies validate their potential in protecting against oxidative stress, improving circulation, and supporting overall cellular longevity.
Preparation & Dosage
Dosage guidance is withheld because the publication gate has not recorded adequate support for this profile.
Nutritional Profile
- Dietary Fiber: Supports digestive health and blood sugar regulation. - Vitamins: C (immune function, skin health), K (bone health). - Minerals: Potassium (blood pressure regulation), iron (oxygen transport). - Phytochemicals: Resveratrol (cardiovascular health), anthocyanins, flavonoids, quercetin, and kaempferol for potent anti-inflammatory and antioxidant effects.
Reported Mechanism (Provisional)
Wild grape polyphenols, particularly quercetin-3-glucoside, rutin, and trans-resveratrol, neutralize free radicals and enhance endogenous antioxidant enzyme activity. Proanthocyanidins inhibit angiotensin-converting enzyme (ACE) activity for cardiovascular protection while reducing VCAM-1 expression and TNF-α-induced inflammatory responses. These compounds also induce cancer cell apoptosis through MAPK/Akt signaling pathway modulation and G2/M cell cycle arrest.
Clinical Narrative (Provisional)
Current evidence for wild grapes comes primarily from in vitro cell culture studies and animal research rather than human clinical trials. Laboratory studies demonstrate significant antioxidant activity with 91.39% DPPH radical scavenging in wild grape skin extracts and reduced intracellular ROS production in human colon cells. Preclinical research shows anti-carcinogenic effects against hepatocellular carcinoma and cervical cancer cells, but human trial data with quantified clinical outcomes remains limited. The evidence strength is moderate for antioxidant properties but requires clinical validation for therapeutic applications.
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