Aug 12, 2025

Nutraceutical Spotlight: nutraMetrix OPC-3

What is OPC-3®?

nutraMetrix Isotonix OPC-3® is a very powerful antioxidant in an isotonic form. It is made from a combination of bilberry, grape seed, red wine and pine bark extracts, and citrus extract bioflavonoids, all found to be powerful antioxidants. Oligomeric proanthocyanidins (OPCs) are bioflavonoids (complex organic plant compounds) found in fruits, vegetables and certain tree barks that provide nutritional benefits to the human body. Studies have shown OPCs to be stronger than vitamin C and vitamin E.

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"I trust this brand and have had tremendous results. Also, the fact that the absorption rate is so high really helps patients to see and feel that difference and quickly." - Kathyrn Gordon, Nurse Practitioner at Inspired Health Group

nutraMetrix Isotonix OPC-3® FAQs

How does it work?

Antioxidants work to scavenge "free-radicals" that your body acquires naturally through day-to-day activities and exposures, such as through smoking, sunlight, food consumption, so on. Left in the body, these free-radicals can lead to cellular and genetic damage. One of the more studied and powerful antioxidants are OPCs, which works rapidly and effectively to support healthy functioning cells.

What are the benefits?

Taking nutraMetrix Isotonix OPC-3® has been shown to have the following potential benefits:

Provides antioxidant protection
Combats free radicals
Helps maintain healthy cholesterol levels
Helps maintain healthy circulation by strengthening capillaries, arteries and veins
Promotes/Supports healthy blood vessel dilation
Helps promote/support cardiovascular health
Helps maintain joint flexibility
Helps reduce mild menstrual cramping and abdominal pain
Helps support visual health/visual acuity
Potent free radical scavenger
Promotes/Supports healthy nitric oxide levels
Supports a healthy complexion
Supports healthy blood glucose levels
Supports healthy platelet activity
Supports healthy sperm quality
Promotes sinus comfort

What are the ingredients?

The key ingredients in nutraMetrix Isotonix OPC-3 are bilberry, grape seed, red wine and pine bark extracts, and citrus extract bioflavonoids. Additionally, the supplement is:

Gluten-Free: The finished product contains no detectable gluten (<10ppm gluten)
Vegan: The product is made without ingredients produced by or derived from animals
No Detectable GMOs: The finished product contains no detectable genetically-modified organisms
Isotonic-Capable Drinkable Supplements: Easy-to-swallow supplements in liquid form are immediately available to the body for absorption
Quality Standards: GMP Operations and Standardized Ingredients
Checked For: Heavy Metals, Microbiological Contaminants, Allergens, Residual Solvents, Potency, Purity and Identity

To see a full ingredient list, head to nutraMetrix's website to read the ingredient label on the product's picture.

Where can I buy it?

nutraMetrix is one of our trusted brands of nutraceuticals that we believe may offer medical benefits to some patients. Their products can be purchased online using our affiliated link. If you are unable to purchase online, you can also call our office to see if we have OPC-3® in stock and available for purchase at our front desk.

With starting any new supplement, it's always best to reach out to your care provider to find out if it's right for you.

What are the benefits of isotonic supplements?

This supplement is available in isotonic form, allowing your body to rapidly absorb and deliver this supplement to cells. nutraMetrix's isotonix dietary supplements are delivered in an isotonic solution. This gives the body less work to do in obtaining maximum supplement absorption. Nutrients is these isotonix dietary supplements pass directly into the small intestine and are rapidly absorbed into the bloodstream. This means little nutritive value is lost, making the absorption of nutrients highly efficient while delivering maximum results.