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NiteVites Extra Strength

product on market Tablet or Pill Purity Products Safety: 95/100
95/100

This product looks safe

  • Magnesium: 400mg is 1.1× the Tolerable Upper Intake Level (350mg)
  • 75% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

Calcium, magnesium, and vitamin D have strong evidence for supporting bone density and skeletal health. Zinc and vitamin K provide moderate support for immune function and calcium regulation. Overall evidence coverage for this specific formulation is limited.

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 NiteVites Extra Strength
Open Full PDF View on NIH DSLD →
Details

Label Data

3 Tablet(s)
Serving Size
30
Servings
Other Combinations
Product Type
75%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

1000 IU (250% DV)
1.7× RDA — within safe limits 608 studies (A:16, B:251)
80 mcg (100% DV)
Within RDA (0.7× RDA) 275 studies (A:9, B:175)
Calcium
400 mg (40% DV)
400 mg (100% DV)
Exceeds UL by 1.1× (UL: 350 mg) 316 studies (A:8, B:159)
11 mg (73% DV)
Within RDA (1.0× RDA) 263 studies (A:6, B:134)
3 mg
Market median: 3.0mg (984 products) 240 studies (A:2, B:109)
3 mg
Market median: 3.0mg (58 products) 3 studies — no high-quality reviews
Market median: 167.0mg (311 products) 183 studies (A:0, B:65)

Other Ingredients

Stearic Acid Croscarmellose Sodium Vegetable Magnesium Stearate Cellulose purified Water Vegetable Glycerin
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested Use: As a dietary supplement, adults take 3 tablets daily in the late evening (or before bed), or take as directed by your health care professional.

Warnings & Precautions

Not for use by those under 18 years of age.

Do not take when operating machinery or driving a vehicle.

If you are pregnant, nursing, or taking any prescription drugs, consult a health professional before using this product.

Formulation Notes

Melatonin Magnesium Vitamin D And more

Promotes sound, restful sleep Supports healthy brain function

Additional Information

Intelligent nutritional solutions

Premium grade supplements Since 1993

Metadata

Product Details

DSLD Entry Date2021-02-25
Product TypeOther Combinations
FormTablet or Pill
BrandPurity Products
DSLD ID243904
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.