Confidence: 73%
B087YLTR4G
View on Amazon →Decision summary
A middling option. It may be usable, but weaker ingredient form quality makes better alternatives worth comparing.
Best for
Buyers comparing price and availability and okay with a middle-of-the-pack option.
Consider another option if
You care a lot about label clarity and want fewer unknowns.
Score breakdown
Tap a module to see what it measures. A 0 can reflect missing disclosure, not just a negative result.
Dosage quality
8.7/10Strong dosing for the intended goal
Checks whether labeled ingredient amounts fall within clinically studied ranges (not just regulatory minimums). Low/0 can reflect under-dosing or missing amounts (e.g., proprietary blends).
Quercetin: high-bioavailability form declared (Quercetin Dihydrate). The main limitation is that zinc: chemical form not specified on label.
Strengths
Weaknesses
Final verdict
A middling option. It may be usable, but weaker ingredient form quality makes better alternatives worth comparing.
A closer look at the main ingredients, how they influence the score, and the supporting evidence when available. Tap any ingredient to expand.
✔ Clinically effective dose with moderate supporting evidence
A clear strength: Dose is strong and within effective ranges. The declared form supports strong absorption.
Scientific evidence
Guo et al. meta-analysis quercetin and antioxidant markers
Phytotherapy Research • 2017
PMID: 27995808.0
Nieman et al. RCT quercetin and upper respiratory tract infections
Nutrients • 2007
PMID: 19965765.0
✔ Clinically effective dose with strong supporting evidence
This is a limiting factor: Dose is strong and within effective ranges. The label does not specify the form, so absorption quality cannot be verified.
Scientific evidence
Singh & Das Cochrane review zinc for common cold
Cochrane Database of Systematic Reviews • 2011
PMID: 22553186.0
Prasad et al. RCT zinc supplementation and testosterone in elderly men
Nutrition • 1996
PMID: 8875519.0
Important label or formulation details that may affect how this product should be interpreted.
Zinc form is not clearly declared
Exact ingredient form is not disclosed on the label.
Read our methodology overview to understand how SuppScoreLab combines multiple scientific dimensions into one practical score.
View methodology →This evaluation is based on the product label and declared Supplement Facts available at review time. It does not verify laboratory-tested composition, purity, or batch-level quality. This content is educational and not medical advice. Consult a qualified healthcare professional for personal health decisions. Affiliate disclosure: SuppScoreLab may earn a commission from qualifying Amazon links.
See the best Zinc supplements ranked with the same methodology, or keep exploring the database.
