NiteVites Extra Strength
100/100
This product looks safe
- No ingredients exceed tolerable upper intake levels
- 75% of ingredients have research evidence
A
Label Compliance Grade
Product Label
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Label Data
3 Tablet(s)
Serving Size
30
Servings
Other Combinations
Product Type
75%
Evidence Coverage
Supplement Facts — Evidence Check
1000 IU
(250% DV)
✅ 1.7× RDA — within safe limits
📚 604 studies (Tier A: 16, B: 251)
80 mcg
(100% DV)
✅ Within RDA (0.7× RDA of 0.12 mg)
📚 273 studies (Tier A: 9, B: 175)
Calcium
400 mg
(40% DV)
400 mg
(100% DV)
📊 Market median: 4002.0mg (1 products)
📚 20 studies (Tier A: 0, B: 2)
11 mg
(73% DV)
✅ Within RDA (1.0× RDA of 11 mg)
📚 258 studies (Tier A: 6, B: 134)
3 mg
📊 Market median: 3.0mg (984 products)
📚 236 studies (Tier A: 2, B: 109)
3 mg
📊 Market median: 3.0mg (58 products)
📚 2 studies — no high-quality reviews
10 mg
📊 Market median: 167.0mg (311 products)
📚 182 studies (Tier A: 0, B: 65)
Other Ingredients
Stearic Acid
Croscarmellose Sodium
Vegetable Magnesium Stearate
Cellulose
purified Water
Vegetable Glycerin
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
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
Product Details
DSLD Entry Date
2021-02-25
Product Type
Other Combinations
Form
Tablet or Pill
Brand
Purity Products
DSLD ID
243904
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
A
Vitamin D and vitamin D analogues for preventing fractures in post-menopausal women and older men
A
The effect of vitamin D supplementation on depressive symptoms in adults: A systematic review and meta-analysis of randomized controlled trials
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