Immune Support
90/100
This product looks safe
- Contains proprietary blend — exact ingredient amounts not disclosed
- 50% 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
30
Servings
Other Combinations
Product Type
50%
Evidence Coverage
Supplement Facts — Evidence Check
37.2 mg
(1% DV)
📊 Market median: 99.0mg (52 products)
📚 234 studies (Tier A: 4, B: 113)
Proprietary Herbal Blend
1.26 Gram(s)
Other Ingredients
Vegetarian Capsule
organic Brown Rice
Label Claims — Verification
❓
All Other
❓
Structure/Function
All Other (100% of products)
Structure/Function (85% of products)
Nutrient (44% of products)
Target Groups
Vegetarian
Adult (18 - 50 Years)
Women (not pregnant or lactating)
Product Information
📋 Directions for Use
Suggested Use Take 2 capsules, 3 times daily, for 1 week, or as needed.
⚠️ Warnings & Precautions
CA Residents: Warning: Cancer and reproductive harm www.P65Warnings.CA.GOV Warning: Do not use if tamper proof seal is damaged or missing.
Do not use if pregnant or nursing. Consult a health care professional prior to use if you have any pre-existing medical condition or are taking any prescription medications.
Keep out of reach of children.
🧪 Formulation Notes
Helps fight colds
11 whole herbs
Non-GMO product
Vegetarian friendly
3rd party tested
Proactive defense against exposure Boosts immune health
Echinacea & goldenseal
Additional Information
Crystal Star ESTD 1978
U.S. F.D.A. REG. FACILITY
Product Details
UPC / SKU
7 47889 01150 4
DSLD Entry Date
2021-02-25
Product Type
Other Combinations
Form
Capsule
Brand
Crystal Star
DSLD ID
243704
Data Updated
2026-04-11
Research Evidence
297
Research Sources
56
Avg Quality Score
154
Meta Analysis
73
Systematic Review
50
Rct
11
Clinical Trial
4
Regulatory Source
2
Narrative Review
1
Other
1
Openfda Safety
A
Dietary sodium, sodium-to-potassium ratio, and risk of stroke: A systematic review and nonlinear dose-response meta-analysis
A
Sex-specific associations between sodium and potassium intake and overall and cause-specific mortality: a large prospective U.S. cohort study, systematic review, and updated meta-analysis of cohort studies
A
Blood pressure-lowering efficacy of monotherapy with thiazide diuretics for primary hypertension
A
Replacing salt with low-sodium salt substitutes (LSSS) for cardiovascular health in adults, children and pregnant women
A
Oral protein-based supplements versus placebo or no treatment for people with chronic kidney disease requiring dialysis
B
Effect of increased potassium intake on cardiovascular risk factors and disease: systematic review and meta-analyses
B
Buffered solutions versus 0.9% saline for resuscitation in critically ill adults and children
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