🟢 90/100

This product looks safe

  • Contains proprietary blend — exact ingredient amounts not disclosed
  • 78% of ingredients have research evidence
A Label Compliance Grade

Product Label

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Safety Alerts

ℹ️ Contains proprietary blend — exact ingredient amounts not disclosed

Label Data

2 Capsule(s) Serving Size
45 Servings
Other Combinations Product Type
78% Evidence Coverage

Supplement Facts — Evidence Check

Vitamin C
500 mg (556% DV)
3.3 mcg (17% DV)
✅ Within RDA (0.2× RDA of 0.015 mg) 📚 604 studies (Tier A: 16, B: 251)
RDA 0.015mg This product: 0.0033mg UL 0.1mg
133 mg (32% DV)
📊 Market median: 4002.0mg (1 products) 📚 20 studies (Tier A: 0, B: 2)
This product: 133mg
5 mg (45% DV)
✅ Within RDA (0.5× RDA of 11 mg) 📚 258 studies (Tier A: 6, B: 134)
RDA 11mg This product: 5mg UL 40mg
67 mcg (122% DV)
✅ 1.2× RDA — within safe limits 📚 172 studies (Tier A: 0, B: 67)
RDA 0.055mg This product: 0.067mg UL 0.4mg
📊 Market median: 175.0mg (497 products) 📚 11 studies (Tier A: 0, B: 1)
This product: 167mg
167 mg
📊 Market median: 500.0mg (283 products) 📚 173 studies (Tier A: 0, B: 62)
This product: 167mg
📊 Market median: 600.0mg (7 products) 📚 39 studies (Tier A: 2, B: 13)
This product: 17mg
Proprietary Immune Defense Blend
458 mg

Other Ingredients

Vegetable Capsule Rice Flour Magnesium Stearate

Label Claims — Verification

Nutrient
All Other
Structure/Function
All Other (99% of products) Structure/Function (83% of products) Nutrient (54% of products)

Target Groups

Vegan Vegetarian Adult (18 - 50 Years)

Product Information

📋 Directions for Use

Suggested Use: Take two capsules daily.

⚠️ Warnings & Precautions

Caution: Keep out of reach of children.

Do not exceed recommended dosage.

As with any dietary supplement, consult a healthcare professional prior to use if you are pregnant or nursing, under the age of 18, have a known medial condition, are taking any medications, or are planning a medical procedure.

As with any dietary supplement, consult a healthcare professional prior to use if you are pregnant or nursing, under the age of 18, have a known medial condition, are taking any medications, or are planning a medical procedure.

Discontinue use immediately if new or worsening symptoms appear. Do not use if safety seal is broken or missing.

🧪 Formulation Notes

Zenwise ZenDEFENSE is a daily supplement that can help support your immune system. Featuring Vitamin C, Elderberry, and Zinc, plus our proprietary Immune Defense Blend, ZenDEFENSE supports a healthy immune system response to support your daily well-being.

Vegan immune support

Daily immune health Proprietary immune blend Antioxidant support

Excellent source of Zinc Elderberry, vitamin C + Zinc

Additional Information

Store at room temperature away from light.

AVA Certified Vegan American Vegetarian Association

X002HVCS97

Product Details

UPC / SKU 8 10030 59046 0
DSLD Entry Date 2021-12-18
Product Type Other Combinations
Form Capsule
Brand Zenwise
DSLD ID 257229
Data Updated 2026-04-11

Research Evidence

371 Research Sources
54 Avg Quality Score
148 Meta Analysis
82 Systematic Review
71 Rct
62 Clinical Trial
2 Regulatory Source
1 Cochrane Review
1 Narrative Review
1 Other
1 Openfda Safety
A Vitamin C supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015
A Vitamin C supplementation for the primary prevention of cardiovascular disease
Systematic Review The Cochrane database of systematic reviews 2017
A Vitamin C for preventing and treating the common cold
Meta Analysis The Cochrane database of systematic reviews 2013
A Vitamin C for preventing and treating pneumonia
Meta Analysis The Cochrane database of systematic reviews 2013
A Vitamin E supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015
A Vitamin C supplementation for prevention and treatment of pneumonia
Meta Analysis The Cochrane database of systematic reviews 2020
A Vitamin C supplementation for prevention and treatment of pneumonia
Systematic Review The Cochrane database of systematic reviews 2021
A Nutritional interventions for preventing and treating pressure ulcers
Meta Analysis The Cochrane database of systematic reviews 2024
A Does Vitamin C Supplementation Provide a Protective Effect in Periodontal Health? A Systematic Review and Meta-Analysis
Meta Analysis International journal of molecular sciences 2024
A Circulating vitamin C concentration and risk of cancers: a Mendelian randomization study
Meta Analysis BMC medicine 2021
View all evidence for Vitamin C →

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