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High Potency B & C Complex

product on market Tablet or Pill Sundown Naturals Safety: 96/100
96/100

This product looks safe

  • Niacin: 50mg is 1.4× 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 complex provides 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 neurotransmitter synthesis. The profile maintains a high safety score, though overall evidence coverage for this specific formulation is limited.

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

Alerts

Safety Alerts

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

Label

Product Label

Label for High Potency B & C Complex
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Tablet(s)
Serving Size
Vitamin
Product Type
78%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin C
300 mg (500% DV)
18 mg (1200% DV)
15.0× RDA — above typical dose 76 studies (A:0, B:33)
10 mg (588% DV)
7.7× RDA — above typical dose 13 studies (A:0, B:1)
50 mg (250% DV)
Exceeds UL by 1.4× (UL: 35 mg) 196 studies (A:5, B:63)
5 mg (250% DV)
3.8× 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)
10 mcg (167% DV)
4.2× RDA — above typical dose 139 studies (A:1, B:44)
50 mcg (17% DV)
1.7× RDA — within safe limits 27 studies (A:0, B:11)
10 mg (100% DV)
2.0× RDA — within safe limits 2 studies — no high-quality reviews

Other Ingredients

Hypromellose Dicalcium Phosphate Vegetable Cellulose Silica Vegetable Magnesium Stearate
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

DIRECTIONS: FOR ADULTS, TAKE ONE (1) TABLET DAILY, PREFERABLY WITH A MEAL. As a reminder, discuss the supplements and medications you take with your health care providers.

Warnings & Precautions

KEEP OUT OF REACH OF CHILDREN.

WARNING: If you are pregnant, nursing or taking any medications, consult your doctor before use.

Discontinue use and consult your doctor if any adverse reactions occur.

TAMPER RESISTANT: DO NOT USE IF SEAL UNDER CAP IS BROKEN OR MISSING.

Formulation Notes

VEGETARIAN FORMULA

No Artificial Color or Flavor, No Preservatives, No Sugar, No Starch, No Milk, No Lactose, No Soy, No Gluten, No Wheat, No Yeast, No Fish. Sodium Free.

HIGH POTENCY B & C COMPLEX

Additional Information

STORE IN A DRY PLACE AND AVOID EXCESSIVE HEAT.

Prod. No. 48699 05E B531 JAZ

Promotes Energy Metabolism & Immune System Health*

Smart Facts The B-Complex is essential for the maintenance of healthy nervous tissue and energy metabolism.* This formula also contains Vitamin C for immune system health and antioxidant protection.* Specially formulated to provide a gradual release of Vitamins over a prolonged period of time.

TIMED RELEASE

GUARANTEED QUALITY LABORATORY TESTED

Metadata

Product Details

UPC / SKU0 30768 03991 2
DSLD Entry Date2012-02-23
Product TypeVitamin
FormTablet or Pill
DSLD ID6064
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
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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.