Complete B-Complex

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

Product Label

📄 Open Full PDF View on NIH DSLD →
📸

Have a supplement label? Find it here.

Upload a photo of any supplement label to search our database of 92,312 products.

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 Data

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

Supplement Facts — Evidence Check

Vitamin C
500 mg (556% DV)
60 mg (5000% DV)
📊 50.0× RDA — above typical dose 📚 76 studies (Tier A: 0, B: 33)
RDA 1.2mg This product: 60mg
70 mg (5385% DV)
📊 53.8× RDA — above typical dose 📚 12 studies (Tier A: 0, B: 1)
RDA 1.3mg This product: 70mg
100 mg (625% DV)
⚠️ Exceeds Tolerable Upper Intake Level by 2.9× (UL: 35 mg) 📚 193 studies (Tier A: 5, B: 63)
RDA 14mg This product: 100mg UL 35mg
80 mg (4706% DV)
📊 61.5× RDA — above typical dose (UL: 100 mg) 📚 113 studies (Tier A: 3, B: 35)
RDA 1.3mg This product: 80mg UL 100mg
1333 mcg DFE (333% DV)
⚠️ Exceeds Tolerable Upper Intake Level by 1333.0× (UL: 1.0 mg) 📚 225 studies (Tier A: 10, B: 105)
RDA 0.4mg This product: 1333mg UL 1.0mg
250 mcg (10417% DV)
📊 104.2× RDA — above typical dose 📚 138 studies (Tier A: 1, B: 44)
RDA 0.0024mg This product: 0.25mg
300 mcg (1000% DV)
📊 10.0× RDA — above typical dose 📚 26 studies (Tier A: 0, B: 11)
RDA 0.03mg This product: 0.3mg
120 mg (2400% DV)
📊 24.0× RDA — above typical dose 📚 1 studies — no high-quality reviews
RDA 5mg This product: 120mg
150 mg (27% DV)
✅ Within RDA (0.3× RDA of 550 mg) 📚 36 studies (Tier A: 1, B: 7)
RDA 550mg This product: 150mg UL 3500mg
Calcium
50 mg (4% DV)
60 mg (14% DV)
📊 Market median: 4002.0mg (1 products) 📚 20 studies (Tier A: 0, B: 2)
This product: 60mg
5 mg (45% DV)
✅ Within RDA (0.5× RDA of 11 mg) 📚 258 studies (Tier A: 6, B: 134)
RDA 11mg This product: 5mg UL 40mg
3 mg (130% DV)
✅ 1.3× RDA — within safe limits 📚 8 studies — no high-quality reviews
RDA 2.3mg This product: 3mg UL 11mg
Absorption Enhancing Superfoods
340 mg
300 mg
📊 Market median: 500.0mg (180 products) 📚 5 studies (Tier A: 0, B: 1)
This product: 300mg
Herbal vitality blend 4:1 extracts
162 mg
75 mg
📊 Market median: 500.0mg (283 products) 📚 173 studies (Tier A: 0, B: 62)
This product: 75mg
50 mg
📊 Market median: 550.0mg (217 products) 📚 29 studies (Tier A: 0, B: 5)
This product: 50mg

Other Ingredients

Microcrystalline Cellulose Stearic Acid Croscarmellose Sodium Silica Coating

Label Claims — Verification

❓ Nutrient
❓ All Other
❓ Structure/Function
All Other (99% of products) Structure/Function (83% of products) Nutrient (54% of products)

Target Groups

Adult (18 - 50 Years) Dairy Free

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.

Product Details

UPC / SKU 0 21888 10031 6
DSLD Entry Date 2021-08-23
Product Type Other Combinations
Form Tablet or Pill
Brand Rainbow Light
DSLD ID 253002
Data Updated 2026-04-11

Research Evidence

371 Research Sources
54 Avg Quality Score
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 Cochrane
A Vitamin C supplementation for the primary prevention of cardiovascular disease
Systematic Review The Cochrane database of systematic reviews 2017
PubMed DOI Cochrane
A Vitamin C for preventing and treating the common cold
Meta Analysis The Cochrane database of systematic reviews 2013
PubMed DOI Cochrane
A Vitamin C for preventing and treating pneumonia
Meta Analysis The Cochrane database of systematic reviews 2013
PubMed DOI Cochrane
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 Cochrane
A Vitamin C supplementation for prevention and treatment of pneumonia
Systematic Review The Cochrane database of systematic reviews 2021
PubMed DOI Cochrane
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 →

Compare Similar Products

OB Complete Chewable
OB Complete Chewable Vertical Pharmaceuticals 100
RenaPlex-D Nephro-Tech 100
800/Ultra D Dialyvite 100
B-Vital Higher Nature 100
Energise
Energise Higher Nature 100
View all Vitamin C products →
Vitamin C research & evidence Best Vitamin C rankings All Vitamin C products More from Rainbow Light View on NIH DSLD →