Immune Defense Pack
This product looks safe
- Vitamin D: 0.125mg is 1.2× the Tolerable Upper Intake Level (0.1mg)
- Niacin: 70mg is 2.0× the Tolerable Upper Intake Level (35mg)
- 50% of ingredients have research evidence
What the Evidence Says
AI-generated · Qwen 3.6 · methodologyVitamin C, D, and zinc have strong evidence for supporting immune function and cellular defense. Niacin and calcium contribute to metabolic processes and structural health. However, the overall evidence coverage for this specific formulation is limited.
AI-generated summary based on research evidence. Not medical advice.
Safety Alerts
Vitamin D: 0.125mg is 1.2× the Tolerable Upper Intake Level (0.1mg)
Niacin: 70mg is 2.0× the Tolerable Upper Intake Level (35mg)
Product Label
Label Data
Supplement Facts — Evidence Check
Other Ingredients
Label Claims — Verification
Product Information
Directions for Use
Directions: Take one packet daily with food or as directed by your healthcare practitioner.
Warnings & Precautions
Caution: If pregnant, nursing, or taking medications, consult your healthcare practitioner before use.
Keep out of the reach of children.
Notice: This product contains vitamin D at a level that exceeds the adult tolerable upper intake level. It is highly recommended that serum 25(OH)- and 1,25(OH)2-vitamin D be monitored every 60-90 days while consuming this product to ensure that levels remain in acceptable range.
Practitioner Exclusive
This product is produced in a facility that produces products containing soy, fish, and crustacean shellfish.
Formulation Notes
Immune Defense Pack Gear up with Immune Defense Pack. With ingredients like antioxidants, polyphenols, and high-potency vitamins C, D, and zinc, this arsenal of products is primed to support a healthy immune response as well as cardiovascular function.
What's in the pack? Quercetin: Quercetin promotes a healthy immune response and provides excellent support for antioxidant processes, helping protect cells from harmful free radicals. Quercetin also supports cardiovascular health, helps maintain healthy blood pressure levels already in the normal range, and promotes healthy HDL function. Vitamin C: Vitamin C supports healthy immune function by helping promote natural killer cell and white blood cell activities. EGCG: This ingredient from decaffeinated green tea leaf extract is categorized as a flavonoid polyphenol, which can help promote antioxidant processes in the body. N-acetylcysteine (NAC): A metabolite of the sulphur - containing amino acid cysteine that stimulates the biosynthesis of glutathione, a key antioxidant produced in the body. Glutathione plays an important role in protecting the body against oxidative stress. Vitamin D3: This is the most bioavailable form of supplement vitamin D. Vitamin D provides unique support for long-term immune health and well-being. Some research suggests that vitamin D sufficiency may contribute to healthy cardiovascular function. Zinc: A mineral that plays an essential role in maintaining healthy immune system function. In addition, zinc is a component of numerous enzymes in the body related to energy metabolism, bone mineralization, and protein synthesis.
The Metagenics Difference Metagenics is a professional nutraceutical company that formulates, manufactures, and continually evaluates nutritional products in clinical practice. Each formula represents years of collective - research to deliver optimized foundation nutrition and targeted health support.
Each packet contains: 1 D3 5000 softgel (golden yellow), 1 Quercetin 500 capsule (yellow), 1 Ultra Potent C 1000mg tablet (off-white with speckles), 2 Immune Active capsules (yellow orange).
Products included are non-GMO and gluten-free.
Targeted nutrients to support a healthy immune response and cardiovascular function
Contains no more than 4% caffeine.
Additional Information
Storage: Store in a cool, dry place.
Product Details
Research Evidence
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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.