Top 10 Best Resveratrol Supplements in 2023

Q: What is resveratrol?

A: Resveratrol is a plant compound and antioxidant. Resveratrol is found naturally in red wine, grapes, and certain berries.

Q: What are the benefits of resveratrol?

A: Resveratrol, like other antioxidants, fights oxidation in the body. Oxidation is linked to chronic disease and inflammation, and resveratrol seems to help. Resveratrol also seems to lower blood pressure, protect the brain, ease joint pain, and have a positive effect on blood fats, among other benefits.

Q: What are the side effects of resveratrol?

A: There have been few observed side effects of resveratrol, even when consuming resveratrol in large doses. However, particularly large doses per day (2.5g) can lead to common side effects like nausea, vomiting, indigestion, and other issues.

Q: Does resveratrol really work?

A: As more research emerges on resveratrol, it’s becoming increasingly apparent that resveratrol works. Even WebMD, which is notoriously wary about listing health benefits, claims that resveratrol could reduce inflammation, improve cardiovascular health, limit the spread of cancer cells, protect nerve cells from damage, and prevent insulin resistance leading to diabetes, among other benefits. These effects have been observed in multiple studies, including studies on cells and in humans. Critics of resveratrol, however, point to the fact that many resveratrol studies have used rats or mice – not humans.

Q: Does resveratrol give you energy?

A: Resveratrol could support healthy energy levels in the body. It’s an antioxidant that has general health and wellness benefits throughout the body, which can generally make you feel more energetic.

Q: When should I take resveratrol morning or night?

A: Research has not indicated whether it’s more effective to take resveratrol at morning or night.

Q: Is resveratrol an anti inflammatory?

A: Yes, resveratrol seems to have anti-inflammatory and antioxidant properties.

Q: What does resveratrol do for skin?

A: Resveratrol may improve skin health by acting as an antioxidant, reducing oxidation in the skin and reducing the effects of environmental stressors – like toxins in the air. Some skin creams contain resveratrol specifically for this reason.

Q: What does resveratrol contain?

A: Resveratrol is a plant compound. It doesn’t “contain” anything, per se. However, resveratrol is part of a group of compounds called polyphenols. The chemical name for resveratrol is 3,5,4′-trihydroxy-trans-stilbene.

Q: Is resveratrol good for your liver?

A: Recent studies have suggested that resveratrol has protective or therapeutic effects on the liver. This review study published in 2015, for example, found that resveratrol provided liver protection against chemical and alcohol injury.

Q: Does resveratrol increase testosterone?

A: Some studies suggest that resveratrol can increase testosterone levels. At a high dose, resveratrol seems to block estrogen synthesis and raise testosterone levels. However, more research needs to be done to verify these benefits.

Q: Is resveratrol safe for skin?

A: Resveratrol is not just safe for the skin: it seems to be beneficial for the skin. Resveratrol is an antioxidant that could help reduce environmental stressors in your skin, curbing the effects of harmful toxins. Many skin creams contain resveratrol, vitamin C, and other proven antioxidants for this reason.

Q: What is the best resveratrol supplement?

A: Thorne Research, aSquared Nutrition, NOW, Garden of Life, Jarrow Formulas, NutriVein, Purely Optimal, and NusaPure all make popular resveratrol supplements.

Q: Is resveratrol better than retinol?

A: Resveratrol has been described as “the new retinol”. Retinol (vitamin A) was a trendy skin care ingredient for years, prized for its antioxidant effects. Today, resveratrol is also found in many skin creams and is prized for the same reasons.

Q: Is resveratrol good for men?

A: Resveratrol appears equally as effective for men and women.

Q: Does resveratrol cause hair loss?

A: Resveratrol has not been linked to hair loss in any major studies to date. In fact, resveratrol’s anti-inflammatory properties may make it an effective treatment for male pattern baldness.

Q: Can you overdose on resveratrol?

A: Researchers have given participants high doses of resveratrol (2,000 to 3,000mg) for 2 to 6 months with no serious adverse effects. At high doses, resveratrol seems more likely to cause side effects like upset stomach or digestive discomfort. However, there have been no known overdoses on resveratrol.

Q: Is resveratrol natural?

A: Yes. Resveratrol is a plant-based compound found naturally in grapes, red wine, and certain foods.

Q: Do blueberries have resveratrol?

A: Yes, blueberries have resveratrol. They don’t have quite as much resveratrol as grapes, although they can still be an effective source of resveratrol.

Q: Does resveratrol help you sleep?

A: It’s possible resveratrol helps you sleep. There’s some evidence that resveratrol strengthens sleep-wake cycles, and its ability to relieve chronic pain and mood could also help you sleep. Some people actually take resveratrol as a natural sleep aid, although there have been few studies specifically linking resveratrol to sleep aid effects.

Q: Does resveratrol help you lose weight?

A: One study published in Nature found that resveratrol protected mice from the harmful effects of a high-calorie diet. Mice taking resveratrol had less risk of heart disease, weight gain, and diabetes even when following a high fat diet. Researchers believe resveratrol acts on adiponectin, which is produced by our fat cells. Resveratrol may also help us lose fat by improving insulin sensitivity.

Q: How much resveratrol should you take a day?

A: Most resveratrol supplements contain 250 to 500mg of resveratrol per serving. Most studies use a similar dose, although some studies have used doses as high as 1,000mg or 3,000mg per day.

Q: Does resveratrol increase estrogen?

A: Resveratrol is chemically related to estrogen, and researchers believe resveratrol affects estrogen in some way. Oddly, some research has shown that resveratrol boosts the activity of estrogen, while other research shows that resveratrol blocks estrogen. Resveratrol only seems to affect hormones like estrogen when taken at high doses (1,500mg or more per day).

Q: How long does resveratrol stay in your system?

A: Resveratrol should stay in your system for anywhere from 1 to 5 hours. The typical half life of resveratrol is 1 to 3 hours for a single dose and 2 to 5 hours for repeated doses. If you take 500mg of resveratrol for the first time, then 250mg of resveratrol will remain in your system after 1 to 3 hours.

Q: Does resveratrol block estrogen?

A: Some studies have shown that resveratrol blocks estrogen at high doses, while other studies show that estrogen boosts estrogen at high doses. The relationship between estrogen and resveratrol is not fully understood, although it only seems relevant at high doses (1,500mg or higher).

Q: Does resveratrol cause headaches?

A: There’s some evidence that red wine increases the onset of migraine headaches. Some believe that resveratrol enhances endothelial vasodilator function, and this is why red wine (which has resveratrol) increases the onset of migraines. However, the relationship between resveratrol is not fully understood.

Q: Does Walmart sell resveratrol?

A: Walmart sells several resveratrol supplements, including supplements from Spring Valley, NutriVein, NOW, Doctor’s Best, Swanson, aSqaured, and 21st Century, among other manufacturers.

Q: What does resveratrol do?

A: Resveratrol seems to function as an antioxidant and anti-inflammatory, which can have numerous benefits throughout the body. Some of the specific benefits of resveratrol include less blood fat, enhanced cognitive function, improved insulin sensitivity, reduced joint pain, lower blood pressure, and better cardiovascular health, among other benefits. Some studies also suggest that resveratrol is an anti-carcinogenic: it has anti-cancer properties.

Q: What is resveratrol good for?

A: Resveratrol may be good for improving cardiovascular health, enhancing cognitive function, boosting blood flow, reducing joint pain, and improving insulin sensitivity, among other benefits. Resveratrol may also be good for fighting cancer, although more research is needed.

Q: What is trans resveratrol?

A: Resveratrol and trans-resveratrol essentially refer to the same thing. Technically, however, resveratrol is the chemical compound, while trans-resveratrol is the active ingredient in a resveratrol supplement.

Q: How much resveratrol in grapes?

A: Grapes have 50 to 100 micrograms of resveratrol per gram (50-100 μg/g). The average grape weighs 5g, which means there’s 250 to 500 micrograms (0.25 to 0.5mg) of resveratrol in one average grape.

Q: Is resveratrol proven to work?

A: Resveratrol has been a trendy compound in recent years, although some are critical of the benefits of resveratrol. Harvard published a paper in 2014, for example, describing how a “diet rich in resveratrol offers no health boost”. Harvard criticized resveratrol studies for mostly involving animals – like mice or rats – and not humans. Ultimately, more research seems to be verifying certain benefits of resveratrol, although more research (especially in humans) needs to be performed.

Q: Is resveratrol FDA approved?

A: Resveratrol is generally recognized as safe (GRAS) by the FDA and other major governing bodies. However, the FDA considers resveratrol a dietary supplement, which means it cannot be approved or denied by the FDA.

Q: Is resveratrol good for diabetics?

A: Some evidence shows resveratrol is beneficial for people with diabetics. Some studies have shown that resveratrol improves insulin sensitivity, reducing the risk of developing diabetes or reducing symptoms of diabetes. Some actually recommend using resveratrol to manage diabetes.

Q: Is reservation good for the heart?

A: Some evidence suggests that resveratrol is good for your heart because it protects the lining of blood vessels in your heart. Other studies have linked resveratrol to a reduced risk of cardiovascular disease.

Q: Is resveratrol in all red wines?

A: Most red wines have resveratrol, although wines made from grapes with the thickest skin have the highest resveratrol content (including Malbec, Petit Sirah, St. Laurent, and Pinot Noir).

Q: Which wine has the most resveratrol?

A: Red wines made from grapes with the thickest skin have the highest amount of resveratrol. Malbec, Petit Sirah, St. Laurent, and Pinot Noir have more resveratrol than other red wines.

Q: What foods have resveratrol?

A: Foods like peanuts, pistachios, grapes, blueberries, cranberries, cocoa, and dark chocolate all contain resveratrol.

Q: Can resveratrol reverse aging?

A: There’s some evidence that resveratrol provides anti-aging benefits. Harvard Medical School researchers published a paper in Science in 2013 describing how resveratrol stimulates the production of SIRT1, a serum that blocks diseases by speeding up the cells’ energy production centers (the mitochondria). Studies on mice and rats have also found that resveratrol can increase lifespans.

Q: Is resveratrol harmful?

A: Resveratrol has not been linked to serious side effects in any major studies to date. Some studies have shown that resveratrol can cause digestive discomfort, nausea, and bloating when taken at high doses. More serious and more harmful side effects, however, have not been reported.

Q: Is there resveratrol in white wine?

A: White wine is made from the pulp of the grape and not the skin, which is why there’s no resveratrol in white wine.

Q: Does resveratrol lower blood pressure?

A: Some studies have shown that resveratrol lowers blood pressure and improves cardiovascular health. Researchers from King’s College London published a study in Circulation showing that resveratrol worked at the molecular level in mice to lower blood pressure.

Q: Does resveratrol thin your blood?

A: Resveratrol may lower blood pressure, although it’s unclear if it works by thinning your blood. Some studies have suggested that resveratrol may interact with blood thinners like warfarin and NSAID medications like aspirin and ibuprofen, raising your chance of bleeding, although this interaction is not fully understood.

Q: Should resveratrol be taken on an empty stomach?

A: Most resveratrol supplements can be taken on an empty stomach. Research has shown that absorption of resveratrol does not change whether you consume resveratrol on an empty stomach or with a high-fat or low-fat meal.

Q: What is resveratrol used to treat?

A: Resveratrol may be used as a treatment for high cholesterol, cancer, heart disease, and other conditions, according to WebMD. However, it’s rare for doctors to specifically recommend using resveratrol as a treatment.

Q: What is the mass percent of hydrogen (H) in resveratrol?

A: The mass percentage of hydrogen (H) in resveratrol is 5.31%.

Q: What type of substance is resveratrol?

A: Resveratrol is a plant-based compound. Chemically, resveratrol is considered a stilbenoid, a type of natural phenol, and a phytoalexin.

Q: What does resveratrol do in plants?

A: Resveratrol is a defense mechanism in plants. Plants produce resveratrol in response to injury or when the plant is under attack by pathogens – like bacteria or fungi.

Q: Where to buy resveratrol?

A: Resveratrol supplements are common, and you can buy resveratrol from Amazon, Walmart, GNC, and other major online and offline retailers.

Q: Where to buy resveratrol in Australia?

A: Chemist Warehouse, iHerb, VitaminGrocer, and Amazon.com.au all sell resveratrol in Australia.

Q: Which is the best resveratrol?

A: Many of the top-selling resveratrol supplements are roughly equal in terms of quality and effectiveness. However, aSquared Nutrition, Thorne Research, NutriVein, Purely Optimal, and NusaPUre all sell popular, well-rated resveratrol supplements.

Q: Do red grapes have resveratrol?

A: Yes, red grapes have resveratrol. Resveratrol occurs naturally in the skin of the red grape.

Q: Can I take resveratrol with a thyroid problem?

A: There’s some evidence that resveratrol mildly disrupts thyroid function. The relationship between resveratrol and thyroid function is not fully understood, and people with thyroid problems may want to avoid taking resveratrol.

Q: Can resveratrol raise blood pressure?

A: Most studies indicate that resveratrol lowers blood pressure – not raises it.

Q: Does Omega Q Plus Resveratrol work?

A: Omega Q Plus Resveratrol is a popular resveratrol supplement. The supplement has gone through clinical trials to verify its effectiveness. This trial published in 2015, for example, found that Omega Q Plus Resveratrol was a “safe, effective consistent and reliable means of substantially raising plasma CoQ10 levels” in participants. In the study, 96% of participants saw a noticeable increase in CoQ10 levels.

Q: Is resveratrol skin care safe during pregnancy?

A: Resveratrol skin care products may be safe for pregnant women to take. However, there have been few studies analyzing how resveratrol interacts with pregnant women, and we can find no information about any positive or negative effects of resveratrol on pregnant women. Talk to your doctor.

Q: Is resveratrol water soluble?

A: Resveratrol is not soluble in water. Resveratrol is, however, soluble in alcohol and other solvents.

Q: Is topical resveratrol safe during pregnancy?

A: Topical resveratrol (i.e. resveratrol skin creams) may be safe for pregnant women to take, although there is limited research on the topic available.

Q: What is resveratrol extract?

A: Resveratrol extract and resveratrol are two terms for the same thing. Supplement manufacturers extract resveratrol or synthesize it in a lab, then add the resveratrol extract to capsules or powders to make resveratrol supplements.

Q: What is resveratrol plus?

A: Supplement company TruNature makes a resveratrol supplement called Resveratrol Plus. The supplement claims to support anti-aging benefits by providing your body with 250mg of resveratrol along with 50mg of red wine extract, 50mg of grape seed extract, and 50mg of green tea extract.

Q: What is the best form of resveratrol to take?

A: There is limited research showing that any particular resveratrol supplement is more effective than another supplement when taken at the same dose.

Q: Where to buy trans resveratrol?

A: You can buy trans resveratrol, also known simply as resveratrol, from anywhere supplements are sold, including Amazon, Walmart, and other major retailers.

Q: Can resveratrol cause headaches?

A: Red wine has been shown to increase the risk of headaches in some people, and some blame resveratrol. However, it’s not clear whether or not resveratrol causes headaches.

Q: Can resveratrol cure cancer?

A: Resveratrol has exhibited ant-cancer, anti-carcinogenic effects in some studies. However, more research is required before we can state that resveratrol significantly affects cancer cells.

Q: Do blueberries have resveratrol?

A: Yes, blueberries have resveratrol.

Q: Do cherries have resveratrol?

A: No, cherries do not have resveratrol.

Q: Does resveratrol interact with any medications?

A: Resveratrol may interact with anticoagulant drugs and antiplatelet drugs, including any drugs you take for high blood pressure. Resveratrol may increase the risk of bleeding or bruising when used with these drugs.

Q: Is resveratrol a flavonoid?

A: No, resveratrol is not considered a flavonoid. Resveratrol is considered a polyphenol non-flavonoid.

Q: Is resveratrol a retinol?

A: No, resveratrol is not ‘a retinol'. Retinol (vitamin A) and resveratrol are both antioxidants, although they’re two separate compounds.

Q: Is resveratrol an anti-inflammatory?

A: Yes, resveratrol seems to have anti-inflammatory effects.

Q: Is resveratrol an antioxidant?

A: Yes, resveratrol seems to have antioxidant effects.

Q: Is resveratrol bad for you?

A: Resveratrol has not been connected with significant negative health effects in most studies to date. However, some may experience digestive discomfort or bloating after taking resveratrol.

Q: Is resveratrol safe for dogs?

A: Resveratrol does not contain the component from grapes that is toxic to dogs. Resveratrol should be safe for dogs and other pets. This study analyzed existing research and found that resveratrol is safe and effective for dogs.

Q: Is resveratrol safe for pets or animals?

A: Resveratrol seems to be safe for pets and animals to take. This study revealed that resveratrol supplementation could provide health benefits in cats, pigs, horses, dogs, cattle, and birds, enhancing the longevity and productiveness of animals.

Q: Is trans resveratrol the same as resveratrol?

A: The terms resveratrol and trans resveratrol are used interchangeably, although they technically refer to different things. Resveratrol is the general name for the plant-based compound, while trans-resveratrol is the active ingredient in a resveratrol supplement.

Q: What does resveratrol do for skin?

A: Resveratrol is an antioxidant, and it may reduce stressors and environmental toxins in the skin. Resveratrol is commonly found in skin creams and other topical products.

Q: What does resveratrol do for your body?

A: Resveratrol acts as an anti-inflammatory and antioxidant, reducing inflammation throughout the body. Some studies have also linked resveratrol to cardiovascular benefits, cognitive benefits, and other health effects.

Q: What is resveratrol cream?

A: Resveratrol cream is a topical cream designed to be applied to the skin to deliver the benefits of resveratrol.

Q: What is resveratrol in skin care?

A: Resveratrol is an antioxidant that can be found in many skin care products. Like other antioxidants, resveratrol may have anti-aging benefits, reducing the effects of toxins or stressors in your skin.

Q: What is resveratrol made from?

A: Most resveratrol supplements sold today are made from an extract of an Asian plant called Polygonum cuspidatum. Other resveratrol supplements or creams, however, are made using red wine or red grape extracts.

Q: What is a resveratrol supplement?

A: A resveratrol supplement is a health product that contains a plant compound called resveratrol. Most resveratrol supplements are capsules or powders.

Q: Which wine has the highest level of resveratrol?

A: Malbec, Petite Sirah, St. Laurent, and Pinot Noir all have the highest resveratrol content.

Q: Can I mix resveratrol with retinol?

A: Some topical skincare products contain a mixture of resveratrol and retinol (vitamin A). Both resveratrol and retinol are popular antioxidants linked with skincare benefits.

Q: Can resveratrol cause breast cancer?

A: One study found that resveratrol increased breast cancer cell activity in mice. Other studies have found that resveratrol reduces the effects of cancer. The relationship between resveratrol and breast cancer is not fully understood.

Q: Can resveratrol cause diarrhea?

A: High doses of resveratrol seem to be linked to diarrhea and digestive issues in some people. For most people, however, resveratrol will not cause diarrhea.

Q: Can resveratrol help with erectile dysfunction?

A: It’s possible. Resveratrol may enhance cardiovascular health and reduce blood pressure, both of which can help with erectile dysfunction.

Q: Can resveratrol lower cholesterol?

A: Resveratrol may reduce levels of LDL (“bad”) cholesterol in the blood, prevent blood clots, and provide other cardiovascular benefits.

Q: Does red Moscato have resveratrol?

A: It’s possible. Any wine made from the skin of red grapes should have at least some amount of resveratrol. Some red Moscato wines, however, are white wines that have been colored red with cherries or other flavors, which means they won’t have resveratrol.

Q: Does resveratrol cause kidney damage?

A: Resveratrol may prevent kidney damage and support healthy kidneys. Resveratrol has not been shown to damage kidneys in any major studies to date. This review study from 2015 showed that resveratrol may have therapeutic effects on liver disorders.

Q: Does resveratrol increase testosterone?

A: Resveratrol has been shown to raise testosterone levels by blocking estrogen synthesis when taken at high dosages in some studies. In other studies, however, resveratrol has been shown to actually raise estrogen levels when taken in high dosages. The connection between resveratrol and hormone levels is not fully understood.

Q: Does resveratrol lower blood sugar?

A: Resveratrol may lower blood sugar levels in people with diabetes, according to certain studies. Other studies, however, have found that resveratrol does not significantly impact glucose control or insulin sensitivity in people with type 2 diabetes. We need more research on resveratrol in human subjects.

Q: Do rosé wines have resveratrol?

A: Rosé wines may have very small amounts of resveratrol. Most rosé wines are made with only brief contact between the grape skins and the juice, which means some resveratrol will be infused into the wine. However, resveratrol content is much lower than with red wines.

Q: Does white zinfandel have resveratrol?

A: White zinfandel wines will have very small amounts of resveratrol. White zinfandel wine is made from the red Zinfandel grape. However, like other rosés, white zinfandel is made with only brief contact between the grape skins and the juice, which means limited resveratrol is infused into the finished product.