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The Best Flavonoid Antioxidant Supplements

We compared five flavonoid antioxidant supplements based on owner ratings, expert reviews, and specs. Amazing Formulas Quercetin (asin B00S59NYT2) has the highest dosage and positive feedback.

Updated

The bottom line

Amazing Formulas Quercetin (asin B00S59NYT2) is our top pick for flavonoid antioxidant supplements. It has 500mg of quercetin per serving and a 4.7/5 rating from 28,273 owners. The closest alternative is Black Forest High Flavanol Cocoa Powder (asin B0CTJ67LK1), which has a rich taste and high flavanol content but at a higher price. For a budget option, consider Amazing Formulas Quercetin 500mg Veggie Capsules (asin B07WSF7B73), which has the same dosage at a slightly lower price.

Top pick
Amazing Formulas QuercetinAmazing Formulas Quercetin $20.99

High dosage and positive feedback

Amazing Formulas Quercetin has 500mg of quercetin per serving and a 4.7/5 rating from 28,273 owners. It is non-GMO, gluten-free, and third-party tested. The tradeoff is its price at $20.99, which may be higher than some budget options.

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Runner-up
Black Forest High Flavanol Cocoa PowderBlack Forest High Flavanol Cocoa Powder $39.96

Rich taste and high flavanol content

Black Forest High Flavanol Cocoa Powder has a rich, smooth dark chocolate taste and a high concentration of flavanols and flavonoids. It has a 4.4/5 rating from 2,942 owners. The tradeoff is its higher price at $39.96.

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Budget pick
Amazing Formulas Quercetin 500mg Veggie CapsulesAmazing Formulas Quercetin 500mg Veggie Capsules $19.94

Affordable high dosage

Amazing Formulas Quercetin 500mg Veggie Capsules have the same 500mg dosage as the top pick but at a lower price of $19.94. It has a 4.7/5 rating from 237 owners. The tradeoff is the smaller number of reviews compared to the top pick.

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The field, ranked

  1. Amazing Formulas Quercetin High dosage and positive feedback 9.0/10 $20.99 Amazon
  2. Black Forest High Flavanol Cocoa Powder Rich taste and high flavanol content 8.0/10 $39.96 Amazon
  3. Amazing Formulas Quercetin 500mg Veggie Capsules Affordable high dosage 8.0/10 $19.94 Amazon
  4. Black Forest High Flavanol Cocoa Powder High flavanol content and smooth taste 8.0/10 $48.99 Amazon
  5. Cheers Restore Supplement Mixed reviews and adverse reactions 7.0/10 $34.99 Amazon

Who should buy which

If you're looking for a high-dosage quercetin supplement with positive feedback, go for Amazing Formulas Quercetin (asin B00S59NYT2). If you prefer a supplement with a rich taste and high flavanol content, Black Forest High Flavanol Cocoa Powder (asin B0CTJ67LK1) is a good choice. For a budget option with a high dosage, consider Amazing Formulas Quercetin 500mg Veggie Capsules (asin B07WSF7B73).

The also-rans

Cheers Restore Supplement (asin B079P7FXTW) has mixed reviews and adverse reactions, making it less suitable for those seeking a reliable flavonoid antioxidant supplement. Its focus on hangover relief may not align with the primary goal of antioxidant support.

How this was put together

This guide is based on owner ratings, expert reviews, and specs from the provided dossiers. We did not test any products hands-on. The evidence is thinnest on Cheers Restore Supplement (asin B079P7FXTW) due to mixed reviews and adverse reactions.