Stack Genius ingredient guide
Red Wine Extract
A concentrated polyphenol fraction from red wine or wine grapes providing resveratrol, anthocyanins, catechins, and related flavonoids without the alcohol.
What is Red Wine Extract?
Red wine extract is a supplement ingredient made by concentrating the polyphenol fraction of red wine or red wine grapes into a dry powder. The most talked-about compound is resveratrol, but the extract also contains anthocyanins, catechins, quercetin, and other flavonoids that give red wine its color and astringency.
The interest in this ingredient comes from population studies linking moderate red wine intake with cardiovascular outcomes, along with laboratory work showing that wine polyphenols influence oxidative stress, platelet activity, and endothelial function. Extract capsules aim to deliver polyphenols without the alcohol.
Standardization varies widely. Some products emphasize resveratrol content, others total polyphenols, and others just call themselves red wine extract without specifics. That makes label reading important.
Why people look up Red Wine Extract
- Red wine extract concentrates polyphenols from red wine or grapes.
- It is used mainly for antioxidant and cardiovascular support.
- Resveratrol is one component; other flavonoids matter too.
Common forms and label context
Specific product labels may use form, extract, strain, or blend language around Red Wine Extract. The safest comparison starts with the Supplement Facts panel and the full ingredient list.
Practical guidance
What to know before adding Red Wine Extract
Evidence snapshot
Human trials on resveratrol and wine polyphenols show mixed effects on blood pressure, endothelial function, and inflammation markers, with strongest signals in people with underlying cardiovascular risk. Outcome trials are limited, so red wine extract is best treated as a polyphenol source rather than a proven intervention.
What to look for on the label
Look for a standardized total polyphenol content or a stated resveratrol milligram amount per serving. Products that describe themselves only as red wine solids without percentages give little information. Grape origin and any alcohol residue statement can be useful for people avoiding all alcohol.
What makes a better product
Better products state polyphenol and resveratrol content in milligrams, confirm the extract is alcohol-free or nearly so, and use dark, sealed packaging to protect the polyphenols. If the product is intended for cardiovascular use, dosing should be consistent with published trials rather than symbolic.
Watch-outs
Even without alcohol, wine polyphenols can have mild blood-thinning effects that matter alongside anticoagulants or aspirin. Resveratrol can interact with CYP-family drug metabolism at higher doses. People sensitive to wine sulfites should also read labels carefully.
Dosing & Timing
Doses vary a lot. Cardiovascular-focused products often deliver 100 to 400 mg of total polyphenols, sometimes with 100 to 500 mg of resveratrol per day. Taking it with a meal that includes some fat can help absorption of the fat-soluble polyphenols.
Safety and interaction context
Red wine extract is generally well tolerated, but mild anticoagulant and estrogenic effects mean people on blood thinners, hormone therapy, or with hormone-sensitive cancers should be cautious. Pregnancy and breastfeeding are poor contexts for concentrated wine-polyphenol extracts, and anyone avoiding alcohol-related ingredients should verify the extraction details. Very high resveratrol doses can cause GI upset.
How to track Red Wine Extract in Stack Genius
Track the exact product, serving size, timing, and reason you added it. That makes it easier to review whether Red Wine Extract appears once, shows up across multiple products, or belongs in a routine you still want to keep.
Red Wine Extract FAQ
What is Red Wine Extract?
A concentrated polyphenol fraction from red wine or wine grapes providing resveratrol, anthocyanins, catechins, and related flavonoids without the alcohol.
Why do people track Red Wine Extract in supplements?
People track Red Wine Extract to understand where it appears across supplement labels, blends, and daily routines. Stack Genius helps keep that product and ingredient context organized.
What type of supplement ingredient is Red Wine Extract?
Red Wine Extract is grouped under Antioxidants & Phytonutrients in the Stack Genius ingredient library. Category context can help compare related ingredients, but the product label still matters most.
Sources
- Linus Pauling flavonoidsFramework for wine polyphenol research.
- MedlinePlus dietary supplementsConsumer framing for polyphenol supplements.
- NCCIH supplements wiselyGeneral consumer framework.
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