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Isotonix OPC-3® for Adults & Children Ages 4+

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Isotonix OPC-3® for Adults & Children Ages 4+

World's Most Powerful Antioxidant Bestseller for Over 30 Years Only Isotonic Pycnogenol® in the World 18 Million Sold Worldwide

by: Isotonix®

4.6

(403)

$34.95 USD - $74.95 USD

  • Feel Young and Stay Healthy with Isotonix OPC-3®

    Results matter. With the unmatched 95% nutrient delivery of Isotonix OPC-3®, feel the life-changing difference in your energy, muscles and joint performance. 

    Powered by Pycnogenol®—nature’s most powerful antioxidant—this formula aids oxygen delivery, fuels vital organs and combats signs of aging. Outperforming any conventional antioxidant on the market, discover this ultimate supplement designed for your health and longevity!

  • Active Ingredients: Grape seed extract, pine bark extract (Pycnogenol®), red wine extract, bilberry extract, citrus bioflavonoid complex

    Other ingredients: Fructose, glucose, citric acid, potassium bicarbonate, maltodextrin, silica, calcium sulfate, food starch (modified), apple pectin, stearic acid.   

Formulated as the best antioxidant

Validated by research

20x

stronger than vitamin C

50x

stronger than vitamin E

95%

intestinal nutrient delivery for max absorption

image of opc3 nested inside mossy bark

The Super Antioxidant in OPC-3, Pycnogenol®‡

Isotonix OPC-3 contains the only isotonic form of Pycnogenol® in the world. Pycnogenol® is a natural plant extract from the bark of the French maritime pine tree and the most clinically researched and potent bioflavonoid.

Product Classifications

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Gluten-Free

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No Detectable GMO

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Isotonic

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Vegan

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Good Manufacturing Practices

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Dairy Free

image of OPC-3 Powder

How Isotonix OPC-3 Works

Isotonix OPC-3 contains bioflavonoids, plant compounds that support cardiovascular health, healthy circulation and skin, joint and tissue integrity; it uses a unique Isotonix delivery system for fast, effective absorption and includes scientifically proven antioxidants to fight free radicals, making it one of the most powerful products available.

Directions for Use

Image of person pouring one level cap of Isotonix powder into cup

Pour 1 small capful (3.3 g) of powder into a cup.

Image of mixed Isotonix OPC-3 with water in cup.

Add water 2 fl. oz/60 mL of water for each capful and stir.

image of a woman holding a cup with mixed Isotonix OPC-3

Enjoy once a day. For maximum absorption take on an empty stomach.

Key Ingredients & Their Benefits

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Grape Seed Extract*

Maintains healthy cholesterol levels

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Red Wine Extract*

Powerful antioxidant

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Bilberry Extract*

Powerful antioxidant

Supports healthy vision

Maintains healthy circulation

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Citrus Extract (Bioflavaniods)*

Promotes cardiovascular health

Maintains healthy circulation

image of pine bark
Pycnogenol®‡, Pine Bark Extract*

Supports the normal dilation of blood vessels

Provides complete antioxidant protection

Combats free radicals

Supports a healthy complexion

Promotes healthy sperm quality

World's Most Powerful Antioxidant

Outperforming any conventional antioxidant on the market, discover this ultimate supplement designed to supercharge health and longevity!

5

:05 minutes

Isotonix Liquid Vitamins

  • Formulated to survive digestion.
  • Delivers concentrated nutrients to the site of absorption.
  • Contains no fillers or binders.
  • No artificial color or flavors. 

40

:40 minutes

Standard Vitamin Tablet

  • Contains lab-created coatings and lubricants.
  • Often contains artificial colors, nutrients and flavors.
  • Limited absorption of nutrient utilization. 

Frequently Asked Questions

  • Isotonix OPC-3 contains bioflavonoids, plant compounds that support cardiovascular health, healthy circulation and skin, joint and tissue integrity; it uses a unique Isotonix delivery system for fast, effective absorption and includes scientifically proven antioxidants to fight free radicals, making it one of the most powerful products available.

  • Thanks to its liquid, isotonic form, Isotonix OPC-3 is absorbed quickly by the small intestine, entering the bloodstream within minutes; this rapid absorption allows the body to benefit almost immediately.

  • Free radicals cause oxidative stress, which contributes to aging, circulation and heart and immune health. OPCs are powerful antioxidants — with more staying power than vitamins C and E — that help neutralize free radicals. Taking OPC-3 daily is essential for combating free radical damage and promoting health.

  • Even athletes experience free radical damage from increased oxygen use during exercise, which can affect muscle performance and endurance. Studies show OPCs promote endurance, reduce mild muscle cramps and support healthy blood flow, helping muscles recover and perform.

  • Yes, studies show OPCs can help menstrual cramps.

  • Pycnogenol® is a patented extract from French maritime pine bark, supported by over 120 clinical studies; it acts as a powerful antioxidant, helping maintain healthy circulation, blood pressure and blood vessel function by promoting nitric oxide production.

  • Yes! The new Isotonix OPC-3 label now indicates it is for children ages 4 and over, making it easy to add to a family-friendly wellness routine. To prepare, simply pour 1 small capful (3.3 g) of Isotonix OPC-3 powder into a cup, add 3 fl. oz. of water, and mix. One to three servings may be taken daily, or as directed by your or your child’s health care provider. It’s a simple, convenient way to make daily wellness a little easier for the whole family!

Research Scope on OPC-3

view full Reference List

558+

Studies on Pycnogenol® and Human Health

100

The number of active compounds found in Red Wine Extract

3

Independent studies for Isotonix OPC-3®

4x

The bioavailability of Isotonix OPC-3® compared to a tablet form

*These statements have not been evaluated by the Food and Drug Administration. This product(s) is not intended to diagnose, treat, cure or prevent any disease.

‡As Pycnogenol®. Pycnogenol is a registered trademark of Horphag Research Ltd. Use of this product may be protected by one or more U.S. patents and other international patents.

Reviews

Customer Reviews
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by Anonymous

The best!

I take this every day, wouldn’t miss it.

Response from Customer Service:

Thank you so much for your kind words! We're delighted to hear that Isotonix OPC-3® is an essential part of your daily routine. Your support means a lot to us. Thank you for making us a part of your wellness journey!

by JasonP

  • Shop Consultant
Years of impact!

I've been taking Isotonix OPC-3 for over 20 years! The most powerful feeling is knowing that I feel the difference, especially if I miss it on any given day. It has been such a blessing in my life!

Response from Customer Service:

Thank you so much for your heartfelt review! We’re truly honored that Isotonix OPC-3® has been a part of your life for over 20 years. It’s wonderful to know you feel the difference and that it continues to make such a positive impact for you. Your loyalty and support mean so much to us. Thank you for letting us be part of your wellness journey!

by PennyL

  • Shop Consultant
OPC3

Best product ever!!!!

Response from Customer Service:

Thank you so much for your amazing feedback! We're thrilled to hear you think Isotonix OPC-3® is the best product ever. Your enthusiasm means a lot to us, thank you for being a part of our community!

by WilliamM

  • Shop Consultant
Swiss Army Knife of All Supplements

OPC3 is the most amazing product ever created! So many health benefits from cardiovascular, breathing, immune function and so much more! Don't miss a day with this product!!

Response from Customer Service:

Thank you so much for your enthusiastic review! We love hearing that you think of Isotonix OPC-3® as the “Swiss Army Knife” of supplements. It’s wonderful to know you value all the ways it supports your daily routine. Your passion and commitment mean a lot to us. Thank you for making OPC-3® such an important part of your wellness journey!

by BRANDIM

  • Shop Consultant
The one product I will not go a day without.

I found this product in 2003, and felt a difference in my health working 3 days of starting it. It made me feel so good, I’ve continued to take it for more than 23 years. I will not go a day without it and make sure I always have it with me and have extra on hand for when my body needs additional support. It is an incredible antioxidant blend that has a positive impact on so many areas of health, from cardiovascular support to skin health and immune function. Definitely worth a try.

Response from Customer Service:

Thank you so much for your heartfelt and inspiring review! We’re truly honored that Isotonix OPC-3® has been an essential part of your wellness routine for over 23 years. It’s wonderful to hear how much you value its benefits and that you continue to trust and rely on it every day. Your loyalty means so much to us. Thank you for making us a part of your health journey!