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Zen Natural

product on market Capsule Nutrology Safety: 90/100
90/100

This product looks safe

  • Magnesium: 400mg is 1.1× the Tolerable Upper Intake Level (350mg)
  • 100% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · grounded in 1 source · methodology

Vitamin D3, B6, and magnesium are supported by moderate to strong evidence for supporting neurological function and mood regulation. L-theanine is recognized for its potential to promote relaxation and reduce stress. Overall, these ingredients are well-studied, though the specific combination in this formulation has limited clinical evidence.

AI-generated summary based on research evidence. Not medical advice.

Alerts

Safety Alerts

Magnesium: 400mg is 1.1× the Tolerable Upper Intake Level (350mg)

Label

Product Label

Label for Zen Natural
Open Full PDF View on NIH DSLD →
Details

Label Data

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

Supplement Facts — Evidence Check

25 mcg (125% DV)
1.7× RDA — within safe limits 608 studies (A:16, B:251)
83 mg (4882% DV)
63.8× RDA — above typical dose (UL: 100 mg) 114 studies (A:3, B:35)
400 mg (95% DV)
Exceeds UL by 1.1× (UL: 350 mg) 316 studies (A:8, B:159)
50 mg
Market median: 200.0mg (358 products) 9 studies (A:0, B:2)

Other Ingredients

Microcrystalline Cellulose Hypromellose Rice Flour Magnesium Stearate
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

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.

Metadata

Product Details

UPC / SKU6 52143 98554 8
DSLD Entry Date2025-05-21
Product TypeOther Combinations
FormCapsule
BrandNutrology
DSLD ID329138
Data Updated2026-04-11
Research

Research Evidence

872
Research Sources
53
Avg Quality
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
A Vitamin D supplementation for prevention of mortality in adults
Meta Analysis The Cochrane database of systematic reviews 2014 PubMed DOI
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
A Vitamin D supplementation for prevention of cancer in adults
Meta Analysis The Cochrane database of systematic reviews 2014 PubMed DOI
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
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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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.