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Complete B-Complex

product on market Tablet or Pill Rainbow Light Safety: 96/100
96/100

This product looks safe

  • Niacin: 100mg is 2.9× the Tolerable Upper Intake Level (35mg)
  • Folate: 1333mg is 1333.0× the Tolerable Upper Intake Level (1.0mg)
  • 68% of ingredients have research evidence
D Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This formula contains B vitamins and Vitamin C, which are supported by strong evidence for their roles in energy metabolism and immune function. Research indicates these nutrients are essential for cellular health and cognitive support. The overall evidence coverage for this specific profile is limited.

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

Alerts

Safety Alerts

Niacin: 100mg is 2.9× the Tolerable Upper Intake Level (35mg)

Folate: 1333mg is 1333.0× the Tolerable Upper Intake Level (1.0mg)

Label

Product Label

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

Label Data

1 Tablet(s)
Serving Size
30
Servings
Other Combinations
Product Type
68%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin C
500 mg (556% DV)
60 mg (5000% DV)
50.0× RDA — above typical dose 76 studies (A:0, B:33)
70 mg (5385% DV)
53.8× RDA — above typical dose 13 studies (A:0, B:1)
100 mg (625% DV)
Exceeds UL by 2.9× (UL: 35 mg) 196 studies (A:5, B:63)
80 mg (4706% DV)
61.5× RDA — above typical dose (UL: 100 mg) 114 studies (A:3, B:35)
1333 mcg DFE (333% DV)
Exceeds UL by 1333.0× (UL: 1.0 mg) 226 studies (A:10, B:105)
250 mcg (10417% DV)
104.2× RDA — above typical dose 139 studies (A:1, B:44)
300 mcg (1000% DV)
10.0× RDA — above typical dose 27 studies (A:0, B:11)
120 mg (2400% DV)
24.0× RDA — above typical dose 2 studies — no high-quality reviews
150 mg (27% DV)
Within RDA (0.3× RDA) 38 studies (A:1, B:7)
Calcium
50 mg (4% DV)
60 mg (14% DV)
Within RDA (0.1× RDA) 316 studies (A:8, B:159)
5 mg (45% DV)
Within RDA (0.5× RDA) 263 studies (A:6, B:134)
3 mg (130% DV)
1.3× RDA — within safe limits 9 studies — no high-quality reviews
Absorption Enhancing Superfoods
340 mg
300 mg
Market median: 500.0mg (180 products) 5 studies (A:0, B:1)
Herbal vitality blend 4:1 extracts
162 mg
Market median: 500.0mg (283 products) 174 studies (A:0, B:62)
50 mg
Market median: 550.0mg (217 products) 29 studies (A:0, B:5)

Other Ingredients

Microcrystalline Cellulose Stearic Acid Croscarmellose Sodium Silica Coating
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested usage: Take one to three tablets daily, with or between meals.

Warnings & Precautions

Keep out of reach of children.

Consult your healthcare professional prior to use if you are pregnant, nursing, taking medication or have a medical condition.

Formulation Notes

Contains No: wheat milk lactose eggs tree nuts peanuts fish shellfish.

Our most complete B-complex formula for chronic stress, depleted energy and fatigue adrenal glands. Stress causes your adrenal glands to work overtime and can eventually cause fatigue.

Complete B-Complex provides adrenal support for heightened stress with high-potency B vitamins, co-nutrients, and energizing superfoods.

Boost energy levels

Potent B vitamins 500 mg vitamin C zinc manganese American ginseng gotu kola ashwagandha

Nourishes and calms the nervous system

B vitamins choline calcium magnesium amino acids, including L-theanine california poppy

Absorption enhancing superfoods: bee pollen & organic spirulina

No added artificial colors, flavors, preservatives, sugar, yeast or sweeteners.

High Potency formula

Energizing high-potency B-Complex

Complete support for heightened stress Gentle on the stomach

Stimulant-free | Dairy-free

Additional Information

Gentle on the stomach

100% recycled, 100% recyclable BPA-free bottle Please remove label to recycle bottle. To open, press along perforation.

Metadata

Product Details

UPC / SKU0 21888 10031 6
DSLD Entry Date2021-08-23
Product TypeOther Combinations
FormTablet or Pill
BrandRainbow Light
DSLD ID253002
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.