Zen Natural

product on market Capsule Nutrology 🟢 Safety: 100/100
Brand: Nutrology
🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 100% of ingredients have research evidence
A Label Compliance Grade

Product Label

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Label Data

3 Veggie Capsule(s) Serving Size
30 Servings
Other Combinations Product Type
100% Evidence Coverage

Supplement Facts — Evidence Check

25 mcg (125% DV)
✅ 1.7× RDA — within safe limits 📚 604 studies (Tier A: 16, B: 251)
RDA 0.015mg This product: 0.025mg UL 0.1mg
83 mg (4882% DV)
📊 63.8× RDA — above typical dose (UL: 100 mg) 📚 113 studies (Tier A: 3, B: 35)
RDA 1.3mg This product: 83mg UL 100mg
400 mg (95% DV)
📊 Market median: 4002.0mg (1 products) 📚 20 studies (Tier A: 0, B: 2)
This product: 400mg
50 mg
📊 Market median: 200.0mg (358 products) 📚 9 studies (Tier A: 0, B: 2)
This product: 50mg

Other Ingredients

Microcrystalline Cellulose Hypromellose Rice Flour Magnesium Stearate

Label Claims — Verification

❓ Nutrient
❓ All Other
❓ Structure/Function
All Other (99% of products) Structure/Function (85% of products) Nutrient (70% of products) Approved Health (4% of products)

Target Groups

Adult (18 - 50 Years)

Product Information

📋 Directions for Use

Directions: Take 3 veggie capsules with 10 fl. oz. of water in the evening. Use for 12-16 weeks for best results. How to use: Count 3 veggie capsules of Zen Natural Take Zen natural with 10 fl. oz. of water. Zen natural should be taken in the evening.

⚠️ Warnings & Precautions

Warning: Keep out of reach of children.

Consult a physician before using this product. Do not use if you have kidney failure, pacemaker or excessively low blood pressure. If you develop loose stools, reduce serving size to 1-2 capsules per day for 7 days.

Do not use if tamper evident seal is broken or missing.

🧪 Formulation Notes

Amazing product to help with Stress Adrenal Health PH Balance Sleep

Did you know? Magnesium: The master mineral. Low magnesium levels are associated with stress, adrenal fatigue and muscle cramping. Zen Natural works to restore healthy magnesium levels.

Relax Recover Restore

400 mg Magnesium 25 mcg Vitamin D 50 mg L-theanine Per serving

Additional Information

Nutrology #NaturallyBetter Honest Clean Pure

X002GJ2W0L #Naturallybetter

Made in the USA Made in the USA from International and Domestic Ingredients.

Please recycle

GMP Good Manufacturing Practice Manufactured in a cGMP Certified Facility

Store in a cool dry place and avoid excessive heat.

Product Details

UPC / SKU 6 52143 98554 8
DSLD Entry Date 2025-05-21
Product Type Other Combinations
Form Capsule
Brand Nutrology
DSLD ID 329138
Data Updated 2026-04-11

Research Evidence

872 Research Sources
53 Avg Quality Score
309 Meta Analysis
309 Clinical Trial
111 Rct
71 Systematic Review
55 Guideline
4 Cochrane Review
4 Regulatory Source
2 Other
2 Narrative Review
2 Observational
1 Openfda Safety
A Vitamin D and vitamin D analogues for preventing fractures associated with involutional and post-menopausal osteoporosis
Meta Analysis The Cochrane database of systematic reviews 2009
PubMed DOI Cochrane
A Vitamin D supplementation for prevention of mortality in adults
Meta Analysis The Cochrane database of systematic reviews 2014
PubMed DOI Cochrane
A Vitamin D and vitamin D analogues for preventing fractures in post-menopausal women and older men
Meta Analysis The Cochrane database of systematic reviews 2014
PubMed DOI Cochrane
A Vitamin D supplementation for prevention of cancer in adults
Meta Analysis The Cochrane database of systematic reviews 2014
PubMed DOI Cochrane
A Interventions for preventing falls in older people in care facilities and hospitals
Meta Analysis The Cochrane database of systematic reviews 2018
PubMed DOI
A Drugs for preventing lung cancer in healthy people
Meta Analysis The Cochrane database of systematic reviews 2020
PubMed DOI
A Vitamin D supplementation for prevention of mortality in adults
Meta Analysis The Cochrane database of systematic reviews 2011
PubMed DOI Cochrane
A High prevalence of vitamin D deficiency in Asia: A systematic review and meta-analysis
Meta Analysis Critical reviews in food science and nutrition 2023
PubMed DOI
A The effect of vitamin D supplementation on depressive symptoms in adults: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Critical reviews in food science and nutrition 2023
PubMed DOI
A Interventions for preventing falls in older people living in the community
Meta Analysis The Cochrane database of systematic reviews 2009
PubMed DOI
View all evidence for Vitamin D →

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