Immu-Stay
100/100
This product looks safe
- No ingredients exceed tolerable upper intake levels
- 36% of ingredients have research evidence
A
Label Compliance Grade
Product Label
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Label Data
3 Capsule(s)
Serving Size
15
Servings
Other Combinations
Product Type
36%
Evidence Coverage
Supplement Facts — Evidence Check
Calories
20 Calorie(s)
Total Carbohydrates
3 Gram(s)
(1% DV)
Vitamin C
164 mg
(182% DV)
28 mg
(7% DV)
📊 Market median: 4002.0mg (1 products)
📚 20 studies (Tier A: 0, B: 2)
9 mg
(82% DV)
✅ Within RDA (0.8× RDA of 11 mg)
📚 258 studies (Tier A: 6, B: 134)
0.4 mg
(44% DV)
✅ Within RDA (0.4× RDA of 0.9 mg)
📚 36 studies (Tier A: 0, B: 11)
2.9 mg
(126% DV)
✅ 1.3× RDA — within safe limits
📚 8 studies — no high-quality reviews
Andrographis leaf extract
800 mg
750 mg
📊 Market median: 500.0mg (115 products)
Eleuthero root extract
400 mg
350 mg
📊 Market median: 450.0mg (254 products)
📚 240 studies (Tier A: 0, B: 100)
330 mg
📊 Market median: 500.0mg (283 products)
📚 173 studies (Tier A: 0, B: 62)
250 mg
📊 Market median: 100.0mg (120 products)
250 mg
📊 Market median: 250.0mg (562 products)
📚 53 studies (Tier A: 0, B: 19)
214 mg
📊 Market median: 200.0mg (3 products)
📚 10 studies (Tier A: 1, B: 3)
200 mg
📊 Market median: 260.0mg (249 products)
📚 156 studies (Tier A: 4, B: 61)
Beta Glucan
154 mg
130 mg
📊 Market median: 200.0mg (136 products)
📚 3 studies — no high-quality reviews
Nigella seed extract
100 mg
L-Cysteine
99 mg
N-Acetyl L-Cysteine
97 mg
Piperine
28 mg
Other Ingredients
Hydroxypropyl Methylcellulose
Water
Label Claims — Verification
❓
All Other
❓
Structure/Function
All Other (99% of products)
Structure/Function (83% of products)
Nutrient (54% of products)
Target Groups
Adult (18 - 50 Years)
Product Information
📋 Directions for Use
Directions For Use Adult Optimum Dose: 6 capsules per day. Adult Maintenance Dose: 3 capsules per day. Take 6 capsules first thing in the morning or split into 2 doses, in the morning and later in the day.
🧪 Formulation Notes
Xtend-Life Immu-Stay is an advanced dietary supplement formulated with ingredients that are especially selected to support the immune system.
Advanced formula Quality ingredients
Made in New Zealand with imported ingredients
Additional Information
Store in a cool, dry place.
Best Quality Guaranteed
International ph: +6 43 384 2116 USA/Canada Ph: 1888 487 9304
Product Details
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 for the primary prevention of cardiovascular disease
A
Does Vitamin C Supplementation Provide a Protective Effect in Periodontal Health? A Systematic Review and Meta-Analysis
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