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Ultimate B Complex

product on market Tablet or Pill CHK Nutrition Safety: 98/100
98/100

This product looks safe

  • Niacin: 200mg is 5.7× the Tolerable Upper Intake Level (35mg)
  • 78% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This profile contains B vitamins and Vitamin C, which are supported by strong evidence for energy metabolism and immune function. These ingredients play essential roles in converting nutrients into cellular energy and maintaining neurological health. The formulation maintains a high safety profile for general consumption.

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

Alerts

Safety Alerts

Niacin: 200mg is 5.7× the Tolerable Upper Intake Level (35mg)

Label

Product Label

Label for Ultimate B Complex
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Tablet(s)
Serving Size
45
Servings
Other Combinations
Product Type
78%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin C
750 mg (1250% DV)
50 mg (3333% DV)
41.7× RDA — above typical dose 76 studies (A:0, B:33)
50 mg (2941% DV)
38.5× RDA — above typical dose 13 studies (A:0, B:1)
200 mg (1000% DV)
Exceeds UL by 5.7× (UL: 35 mg) 196 studies (A:5, B:63)
100 mg (5000% DV)
76.9× RDA — above typical dose (UL: 100 mg) 114 studies (A:3, B:35)
400 mcg (100% DV)
Within RDA (1.0× RDA) 226 studies (A:10, B:105)
125 mcg (2083% DV)
52.1× RDA — above typical dose 139 studies (A:1, B:44)
150 mcg (50% DV)
5.0× RDA — above typical dose 27 studies (A:0, B:11)
200 mg (2000% DV)
40.0× RDA — above typical dose 2 studies — no high-quality reviews
Calcium
115 mg (12% DV)
75 mg (8% DV)
Within RDA (0.1× RDA) 13 studies (A:0, B:3)
100 mg (25% DV)
Within RDA (0.2× RDA) 316 studies (A:8, B:159)
50 mcg (42% DV)
1.4× RDA — within safe limits 199 studies (A:1, B:55)
100 mg
Within RDA (0.2× RDA) 38 studies (A:1, B:7)
100 mg
Market median: 550.0mg (217 products) 29 studies (A:0, B:5)
50 mg
Market median: 500.0mg (9 products) 7 studies — no high-quality reviews
Market median: 250.0mg (60 products) 7 studies (A:0, B:1)
10 mg
Market median: 300.0mg (214 products) 25 studies (A:0, B:6)

Other Ingredients

Microcrystalline Cellulose Stearic Acid Silicon Dioxide Croscarmellose Sodium Magnesium Stearate Vegetable Coating
Claims

Label Claims — Verification

Unverified All Other
Info

Product Information

Directions for Use

Suggested Use: Take 2 tablets daily with food.

Warnings & Precautions

Note: If you have any health conditions or are taking any medications, consult your health care practitioner before using this product.

Keep out of reach of children.

Formulation Notes

Vegetarian

Additional Information

Store in a cool, dry place.

Manufactured in a cGMP certified facility.

Made in USA from domestic and foreign materials

Post consumer recycled bottle

New day. Fresh start. Better health.

P061

Metadata

Product Details

UPC / SKU8 71230 00061 6
DSLD Entry Date2018-03-23
Product TypeOther Combinations
FormTablet or Pill
BrandCHK Nutrition
DSLD ID174259
Data Updated2026-04-11
Research

Research Evidence

371
Research Sources
54
Avg Quality
148
Meta Analysis
82
Systematic Review
71
Rct
62
Clinical Trial
2
Regulatory Source
1
Cochrane Review
1
Narrative Review
1
Other
1
Openfda Safety
A Vitamin C supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
A Vitamin C supplementation for the primary prevention of cardiovascular disease
Systematic Review The Cochrane database of systematic reviews 2017 PubMed DOI
A Vitamin C for preventing and treating the common cold
Meta Analysis The Cochrane database of systematic reviews 2013 PubMed DOI
A Vitamin C for preventing and treating pneumonia
Meta Analysis The Cochrane database of systematic reviews 2013 PubMed DOI
A Vitamin E supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
A Vitamin C supplementation for prevention and treatment of pneumonia
Meta Analysis The Cochrane database of systematic reviews 2020 PubMed DOI
A Vitamin C supplementation for prevention and treatment of pneumonia
Systematic Review The Cochrane database of systematic reviews 2021 PubMed DOI
A Nutritional interventions for preventing and treating pressure ulcers
Meta Analysis The Cochrane database of systematic reviews 2024 PubMed DOI
A Does Vitamin C Supplementation Provide a Protective Effect in Periodontal Health? A Systematic Review and Meta-Analysis
Meta Analysis International journal of molecular sciences 2024 PubMed DOI
A Circulating vitamin C concentration and risk of cancers: a Mendelian randomization study
Meta Analysis BMC medicine 2021 PubMed DOI
View all evidence for Vitamin C →
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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.