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Multi-Vitamin with Vitashine D3 and Quatrefolic

product on market Capsule Doctor's Best Safety: 98/100
98/100

This product looks safe

  • Vitamin B3: 50mg is 1.4× the Tolerable Upper Intake Level (35mg)
  • Folate: 400mg is 400.0× the Tolerable Upper Intake Level (1.0mg)
  • 69% of ingredients have research evidence
D Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This formula contains vitamins A, C, D3, E, and K2, which are supported by strong evidence for maintaining immune function, bone health, and antioxidant defense. These ingredients are well-researched for their roles in cellular protection and nutrient absorption. The profile maintains a high safety score of 98/100.

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

Alerts

Safety Alerts

Vitamin B3: 50mg is 1.4× the Tolerable Upper Intake Level (35mg)

Folate: 400mg is 400.0× the Tolerable Upper Intake Level (1.0mg)

Label

Product Label

Label for Multi-Vitamin with Vitashine D3 and Quatrefolic
Open Full PDF View on NIH DSLD →
Details

Label Data

3 Veggie Capsule(s)
Serving Size
30
Servings
Other Combinations
Product Type
69%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin A
1500 mcg (170% DV)
Vitamin C
300 mg (330% DV)
40 mcg (200% DV)
2.7× RDA — within safe limits 608 studies (A:16, B:251)
20 mg (130% DV)
1.3× RDA — within safe limits 179 studies (A:3, B:90)
80 mcg (70% DV)
Within RDA (0.7× RDA) 275 studies (A:9, B:175)
60 mg (5000% DV)
50.0× RDA — above typical dose 76 studies (A:0, B:33)
75 mg (5770% DV)
57.7× RDA — above typical dose 13 studies (A:0, B:1)
50 mg (310% DV)
Exceeds UL by 1.4× (UL: 35 mg) 196 studies (A:5, B:63)
50 mg (2940% DV)
38.5× RDA — above typical dose (UL: 100 mg) 114 studies (A:3, B:35)
400 mcg DFE (100% DV)
Exceeds UL by 400.0× (UL: 1.0 mg) 226 studies (A:10, B:105)
1000 mcg (41670% DV)
416.7× RDA — above typical dose 139 studies (A:1, B:44)
600 mcg (2000% DV)
20.0× RDA — above typical dose 27 studies (A:0, B:11)
90 mg (1800% DV)
18.0× RDA — above typical dose 2 studies — no high-quality reviews
100 mg (20% DV)
Within RDA (0.2× RDA) 38 studies (A:1, B:7)
Calcium
20 mg (2% DV)
75 mcg (50% DV)
Within RDA (0.5× RDA) 245 studies (A:4, B:133)
100 mg (25% DV)
Within RDA (0.2× RDA) 316 studies (A:8, B:159)
25 mg (230% DV)
2.3× RDA — within safe limits 263 studies (A:6, B:134)
105 mcg (190% DV)
1.9× RDA — within safe limits 173 studies (A:0, B:67)
1 mg (110% DV)
1.1× RDA — within safe limits 37 studies (A:0, B:11)
4 mg (170% DV)
1.7× RDA — within safe limits 9 studies — no high-quality reviews
600 mcg (1710% DV)
17.1× RDA — above typical dose 199 studies (A:1, B:55)
75 mcg (170% DV)
1.7× RDA — within safe limits 3 studies — no high-quality reviews
Potassium
105 mg (2% DV)
6.0× RDA — above typical dose (UL: 1000 mg) 179 studies (A:3, B:90)
3 mg
Market median: 3.0mg (58 products) 3 studies — no high-quality reviews
3 mg
Market median: 108.0mg (8 products) 9 studies (A:0, B:4)
3 mg
Market median: 10.0mg (105 products) 2 studies (A:0, B:1)
150 mcg
Market median: 4.0mg (32 products)

Other Ingredients

Vegetarian Capsule Calcium Laurate
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested Adult Use: Take 3 capsules daily after meals, or more as recommended by a nutritionally-informed physician.

Formulation Notes

Doctor’s Best Multi-Vitamin provides an iron free, full spectrum of vitamins and minerals that are essential for human health.

Iron-free

Multi-Vitamin with Vitashine D3 and Quatrefolic

Non-GMO Gluten free

Vegan

Additional Information

The National Health and Nutrition Examination Survey (NHANES, 1996-2016) has shown that nearly all of us have diets deficient in one or more of these nutrients. Doctor's Best Multi-Vitamin has been formulated to deliver optimum nutritional benefits.

Full range of vitamins and minerals in the most biochemical active form Formulated for optimized absorption and utilization

YDRB300-4

Optimized vitamin-mineral complex

Vegan

Store in a cool dry place.

DFE = Dietary Folate Equivalent

Metadata

Product Details

UPC / SKU7 53950 00300 2
DSLD Entry Date2019-05-28
Product TypeOther Combinations
FormCapsule
BrandDoctor's Best
DSLD ID203287
Data Updated2026-04-11
Research

Research Evidence

337
Research Sources
54
Avg Quality
161
Meta Analysis
68
Systematic Review
51
Rct
48
Clinical Trial
2
Other
2
Regulatory Source
1
Narrative Review
1
Cochrane Review
1
Guideline
1
Openfda Safety
A Vitamin A supplementation for preventing morbidity and mortality in children from six months to five years of age
Meta Analysis The Cochrane database of systematic reviews 2017 PubMed DOI
A Vitamin A supplementation for the prevention of morbidity and mortality in infants six months of age or less
Meta Analysis The Cochrane database of systematic reviews 2011 PubMed DOI
A Vitamin A supplementation for reducing the risk of mother-to-child transmission of HIV infection
Meta Analysis The Cochrane database of systematic reviews 2011 PubMed DOI
A Vitamin A supplements for preventing mortality, illness, and blindness in children aged under 5: systematic review and meta-analysis
Meta Analysis BMJ (Clinical research ed.) 2011 PubMed DOI
A Fortification of staple foods with vitamin A for vitamin A deficiency
Systematic Review The Cochrane database of systematic reviews 2019 PubMed DOI
A Vitamin A supplementation for the prevention of morbidity and mortality in infants one to six months of age
Narrative Review The Cochrane database of systematic reviews 2016 PubMed DOI
A Vitamin A and fish oils for preventing the progression of retinitis pigmentosa
Meta Analysis The Cochrane database of systematic reviews 2020 PubMed DOI
A Exercise training-induced changes in exerkine concentrations may be relevant to the metabolic control of type 2 diabetes mellitus patients: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Journal of sport and health science 2023 PubMed DOI
A Food fortification with multiple micronutrients: impact on health outcomes in general population
Meta Analysis The Cochrane database of systematic reviews 2019 PubMed DOI
A Oral vitamin A supplements to prevent acute upper respiratory tract infections in children up to seven years of age
Meta Analysis The Cochrane database of systematic reviews 2024 PubMed DOI
View all evidence for Vitamin A →
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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.