Isotonix OPC-3 (Oligomeric Proanthocyanidins)

product on market Powder Might-A-Mins Spectrum 🟢 Safety: 100/100
Brand: Might-A-Mins Spectrum
🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 38% of ingredients have research evidence
A Label Compliance Grade

Product Label

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Label Data

3.3 Gram(s) Serving Size
90 Servings
Other Combinations Product Type
38% Evidence Coverage

Supplement Facts — Evidence Check

Calories
Total Carbohydrates
1 g
Sugar
1 g
Vitamin C
100 mg (167% DV)
200 IU (50% DV)
✅ Within RDA (0.3× RDA of 0.015 mg) 📚 604 studies (Tier A: 16, B: 251)
RDA 0.015mg This product: 0.005mg UL 0.1mg
16.5 IU (55% DV)
✅ Within RDA (0.7× RDA of 15 mg) 📚 177 studies (Tier A: 3, B: 90)
RDA 15mg This product: 11.055000000000001mg UL 1000mg
75 mcg (25% DV)
✅ 2.5× RDA — within safe limits 📚 26 studies (Tier A: 0, B: 11)
RDA 0.03mg This product: 0.075mg
Calcium
200 mg (20% DV)
75 mg (19% DV)
📊 Market median: 4002.0mg (1 products) 📚 20 studies (Tier A: 0, B: 2)
This product: 75mg
Potassium
50 mg
Pine bark extract
20 mg
12.5 mg
📊 Market median: 100.0mg (284 products) 📚 10 studies (Tier A: 0, B: 4)
This product: 12.5mg
Grape skin extract
12.5 mg
12.5 mg
📊 Market median: 100.0mg (120 products)
Median 100.0mg This product: 12.5mg
12.5 mg
📊 Market median: 500.0mg (283 products) 📚 173 studies (Tier A: 0, B: 62)
This product: 12.5mg
7.5 mg
📊 Market median: 100.0mg (173 products)
Median 100.0mg This product: 7.5mg

Other Ingredients

Citric Acid grape juice powder Malic Acid Fructose Grape flavor raspberry juice powder grape skin extract Raspberry flavor rebaudioside A Silicon Dioxide Lo Han extract Maltodextrin

Label Claims — Verification

❓ All Other
❓ Structure/Function
All Other (99% of products) Structure/Function (85% of products) Nutrient (9% of products)

Target Groups

Children 4 or More Years of Age Adult (18 - 50 Years) Children more than 1 but less than 4

Product Information

📋 Directions for Use

Directions for use: Ages 2-3: Pour 1 level, white bottle capful of powder into the overcap. Add water to the line on the overcap (2 fl. oz./60 mL) and stir. Take once daily or as directed by your healthcare provider. Ages 4 and older: Take 2 capfuls daily. Maximum absorption occurs when taken on an empty stomach. This product is isotonic only if the specified amounts of powder and water are used.

⚠️ Warnings & Precautions

Warning: If you are using prescription drugs, have an ongoing medical condition, or if you are pregnant or breastfeeding, you should consult your healthcare provider before using this product.

KEEP OUT OF THE REACH OF CHILDREN.

Do not use if safety seal is broken or missing.

🧪 Formulation Notes

This product contains no added wheat, soy, yeast, gluten, artificial flavor, starch, salt, preservatives or milk.

Additional Information

PYCNOGENOL(R) (Pine Trees) NATURES SUPER ANTIOXIDANT

Store in a cool, dry place.

REV 1109

Provides strong antioxidant defense Helps maintain brain health Supports the production of neurotransmitters Powerful free-radical scavenger

Product Details

DSLD Entry Date 2012-04-26
Product Type Other Combinations
Form Powder
Brand Might-A-Mins Spectrum
DSLD ID 8176
Data Updated 2026-04-11

Research Evidence

14 Research Sources
50 Avg Quality Score
9 Rct
2 Meta Analysis
2 Clinical Trial
1 Systematic Review
B Low Dose Monacolin K Combined with Coenzyme Q10, Grape Seed, and Olive Leaf Extracts Lowers LDL Cholesterol in Patients with Mild Dyslipidemia: A Multicenter, Randomized Controlled Trial
Rct Nutrients 2023
PubMed DOI
B Efficacy of Bilberry and Grape Seed Extract Supplement Interventions to Improve Glucose and Cholesterol Metabolism and Blood Pressure in Different Populations-A Systematic Review of the Literature
Systematic Review Nutrients 2021
PubMed DOI
B The effect of grape seed extract on cardiovascular risk markers: a meta-analysis of randomized controlled trials
Meta Analysis Journal of the American Dietetic Association 2011
PubMed DOI
B The impact of grape seed extract treatment on blood pressure changes: A meta-analysis of 16 randomized controlled trials
Meta Analysis Medicine 2016
PubMed DOI
B Grape Seed Extract Positively Modulates Blood Pressure and Perceived Stress: A Randomized, Double-Blind, Placebo-Controlled Study in Healthy Volunteers
Rct Nutrients 2021
PubMed DOI
C Effects of grape seed extract beverage on blood pressure and metabolic indices in individuals with pre-hypertension: a randomised, double-blinded, two-arm, parallel, placebo-controlled trial
Rct The British journal of nutrition 2016
PubMed DOI
C Effect of grape seed extract on blood pressure in subjects with the metabolic syndrome
Rct Metabolism: clinical and experimental 2009
PubMed DOI
C Grape seed extract supplementation along with a restricted-calorie diet improves cardiovascular risk factors in obese or overweight adult individuals: A randomized, placebo-controlled trial
Rct Phytotherapy research : PTR 2021
PubMed DOI
C The effect of polyphenol-rich chardonnay seed supplements on peripheral endothelial function.
Rct European journal of nutrition
PubMed DOI
C The effects of grape seed extract supplementation on cardiovascular risk factors, liver enzymes and hepatic steatosis in patients with non-alcoholic fatty liver disease: a randomised, double-blind, placebo-controlled study.
Rct BMC complementary medicine and therapies
PubMed DOI
View all evidence for Grape Seed →

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