Renzo's Vitamin C with Elderberry & Zinc supplement bottle
Renzo's

Vitamin C with Elderberry & Zinc

What We Researched
3 active ingredients analyzed · 5 inactive ingredients decoded · 1 retailer compared · Last updated: Mar 2026
66
Product Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin C (from Acerola Fruit Extract Malpighia glabra and Ascorbic Acid) 45 mg 300%
Zinc (as zinc chelate) 2.5 mg 83%
Elderberry fruit (Sambucus nigra) 25 mg
Bioavailability Good

Absorption Rating

  • Vitamin C (from Acerola Fruit Extract Malpighia glabra and Ascorbic Acid) Fair
  • Zinc (as zinc chelate) Fair
  • Elderberry fruit (Sambucus nigra) Good
Other Ingredients Excellent

Fillers & Additives

  • Xylitol
  • Mannitol
  • Plant-based magnesium stearate
  • Natural Flavors
  • Monk Fruit Extract
Efficacy Very Poor

Dosage Analysis

  • Vitamin C (from Acerola Fruit Extract Malpighia glabra and Ascorbic Acid) 45 mg Under-dosed
  • Zinc (as zinc chelate) 2.5 mg Under-dosed
  • Elderberry fruit (Sambucus nigra) 25 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Vitamin C (from Acerola Fruit Extract Malpighia glabra and Ascorbic Acid) 45 mg 300%
Zinc (as zinc chelate) 2.5 mg 83%
Elderberry fruit (Sambucus nigra) 25 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Xylitol Safe

Provides sweetness with reduced calorie content. Does not promote tooth decay.

Mannitol Generally_safe

It is used as a sweetener, filler, and flow agent.

Plant-based magnesium stearate Unknown
Natural Flavors Safe

Improves taste of chewable, gummy, or liquid supplements.

Monk Fruit Extract Safe

Provides sweetness without calories or blood sugar impact.

Price Comparison

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
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Frequently Asked Questions
Is Renzo's Vitamin C with Elderberry & Zinc a good supplement?

Renzo's Vitamin C with Elderberry & Zinc received a product quality score of 66/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 3 active ingredients with 60 servings per container. Of the 5 inactive ingredients, 3 are rated safe and 0 are flagged for review.

What are the ingredients in Renzo's Vitamin C with Elderberry & Zinc?

Renzo's Vitamin C with Elderberry & Zinc contains 3 active ingredients: Vitamin C (from Acerola Fruit Extract Malpighia glabra and Ascorbic Acid) (45 mg), Zinc (as zinc chelate) (2.5 mg), Elderberry fruit (Sambucus nigra) (25 mg). Notable high-dose ingredients include Vitamin C at 300% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Renzo's Vitamin C with Elderberry & Zinc safe to take?

Renzo's Vitamin C with Elderberry & Zinc has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

What is magnesium good for?

Magnesium Good For is a topic many supplement consumers ask about. In the context of dietary supplements, understanding magnesium good for helps you make more informed choices about what you put in your body. The quality and form of ingredients matters significantly — two products listing the same ingredient can differ dramatically in bioavailability and effectiveness. GoodSupp analyzes over 250,000 supplement products to help consumers understand exactly what's in their supplements and whether the formulation meets quality standards.

How much magnesium per day?

The optimal dosage depends on your individual health needs, age, sex, and current nutrient levels. Recommended daily amounts are established by health authorities but may vary from therapeutic doses used in clinical research. It's important to check the Supplement Facts label for the exact amount per serving and compare it against the % Daily Value. Some supplements provide mega-doses well above the Daily Value, which may not be necessary and in some cases could be harmful — particularly for fat-soluble vitamins (A, D, E, K) that accumulate in the body. GoodSupp's efficacy analysis evaluates whether a product's dosages align with clinically studied amounts. Always consult your healthcare provider for personalized dosage recommendations.

What is zinc good for?

Zinc Good For is a topic many supplement consumers ask about. In the context of dietary supplements, understanding zinc good for helps you make more informed choices about what you put in your body. The quality and form of ingredients matters significantly — two products listing the same ingredient can differ dramatically in bioavailability and effectiveness. GoodSupp analyzes over 250,000 supplement products to help consumers understand exactly what's in their supplements and whether the formulation meets quality standards.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.