Quercetin + D3
This product looks safe
- No ingredients exceed tolerable upper intake levels
- 100% of ingredients have research evidence
What the Evidence Says
AI-generated · Qwen 3.6 · grounded in 1 source · methodologyVitamin D supports bone health and immune function, with strong clinical evidence for its efficacy. Quercetin is researched as an antioxidant and flavonoid, though evidence for its specific health benefits is more limited. Together, these ingredients target immune support and cellular protection.
AI-generated summary based on research evidence. Not medical advice.
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Supplement Facts — Evidence Check
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Directions for Use
Directions: Adults, take one (1) capsule daily, preferably with a fat-containing meal. As a reminder, discuss the supplements and medications that you take with your health care providers.
Warnings & Precautions
No Yeast, corn or wheat No Soy, milk or salt No Sugar or preservatives No Artificial colors, flavors or sweeteners
Caution: If you are pregnant, nursing, or taking medication, have a medical condition or planning surgery, consult a doctor before using this product.
Stop using and consult a doctor if any adverse reactions occur. Do not accept if seal is broken.
Keep out of the reach of children.
Formulation Notes
2-in-1 formula for immune system support More than Quercetin, this formula contains Vitamin D3 to pack an immune punch! Together, Quercetin (a flavonoid found in fruits & vegetables) and Vitamin D3 (essential nutrient) supports immune health
Yes Certified gluten-free by GFCO.org
Yes Certified vegetarian by the AVA
Yes Kosher-Parve
This product has been manufactured at a GMP Registered facility.
Quercetin + D3 with 500 mg of Quercetin & 100% DV of Vitamin D3
Certified gluten-free
Supports a healthy immune response & strong cellular function
Additional Information
Yes Recyclable packaging Yes Manufacturing supports wind power
Certified B Corporation GFCO Certified Gluten Free GFCO.org K Parve (Kosher)
Established 1971
Our Pledge of Integrity Authenticity Cleanliness Freshness Consistency Accuracy
Store in a dry place between 59 degrees-86 degrees F.
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.