🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 57% of ingredients have research evidence
A Label Compliance Grade

Product Label

📸

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Label Data

6 Tablet(s) Serving Size
41 Servings
Other Combinations Product Type
57% Evidence Coverage

Supplement Facts — Evidence Check

Calories
15 Calorie(s)
Total Carbohydrates
2 Gram(s) (1% DV)
0.28 mg (23% DV)
✅ Within RDA (0.2× RDA of 1.2 mg) 📚 76 studies (Tier A: 0, B: 33)
RDA 1.2mg This product: 0.28mg
0.09 mg (7% DV)
✅ Within RDA (0.1× RDA of 1.3 mg) 📚 12 studies (Tier A: 0, B: 1)
RDA 1.3mg This product: 0.09mg
0.72 NP (5% DV)
✅ Within RDA (0.1× RDA of 14 mg) 📚 193 studies (Tier A: 5, B: 63)
RDA 14mg This product: 0.72mg UL 35mg
5 mcg (208% DV)
✅ 2.1× RDA — within safe limits 📚 138 studies (Tier A: 1, B: 44)
RDA 0.0024mg This product: 0.005mg
Brewer's Yeast
3000 mg

Other Ingredients

Microcrystalline Cellulose Vegetable Cellulose Silica Stearic Acid Vegetable Magnesium Stearate

Label Claims — Verification

All Other
All Other (99% of products) Structure/Function (89% of products) Nutrient (56% of products)

Target Groups

Vegan Vegetarian Adult (18 - 50 Years) Kosher Dairy Free Sugar Free

Product Information

📋 Directions for Use

Suggested Use: As a dietary supplement for adults, take six (6) tablets daily, preferably with a meal or as directed by a healthcare practitioner.

⚠️ Warnings & Precautions

Contains wheat.

If you are pregnant, nursing, taking any medications or have any medical condition, please consult your healthcare practitioner before taking any dietary supplement.

Avoid this product if you are allergic to yeast.

Discontinue use and consult your healthcare practitioner if any adverse reactions occur.

Keep out of reach of children.

Do not use if outer bottle seal is missing or damaged.

🧪 Formulation Notes

Contains wheat.

Solgar’s KOF-K certification #K-1250

Free Of: Dairy, Soy, Sugar, Sodium, Artificial Flavor, Preservatives and Color.

Dairy free Non-GMO

Suitable for vegans

K Parve

Additional Information

Brewer’s Yeast is derived from wheat and barley fermentation.

Store at room temperature.

SOLGB55609 04C

Since 1947

K Parve

Product Details

UPC / SKU 0 33984 00400 9
DSLD Entry Date 2016-12-23
Product Type Other Combinations
Form Tablet or Pill
Brand Solgar
DSLD ID 68812
Data Updated 2026-04-11

Research Evidence

237 Research Sources
53 Avg Quality Score
83 Meta Analysis
74 Systematic Review
45 Rct
29 Clinical Trial
2 Guideline
2 Regulatory Source
1 Openfda Safety
A Associations between serum Homocysteine, vitamin B9, and vitamin B12 levels and the formation of intracranial Aneurysms: A systematic review and meta-analysis
Meta Analysis Journal of clinical neuroscience : official journal of the Neurosurgical Society of Australasia 2025
A Intake of vitamin B6, folate, and vitamin B12 and risk of coronary heart disease: a systematic review and dose-response meta-analysis of prospective cohort studies
Meta Analysis Critical reviews in food science and nutrition 2019
A Oral vitamin B12 versus intramuscular vitamin B12 for vitamin B12 deficiency
Systematic Review The Cochrane database of systematic reviews 2018
A Effects of Vitamin B12 Supplementation on Cognitive Function, Depressive Symptoms, and Fatigue: A Systematic Review, Meta-Analysis, and Meta-Regression
Meta Analysis Nutrients 2021
A Efficacy of different routes of vitamin B12 supplementation for the treatment of patients with vitamin B12 deficiency: A systematic review and network meta-analysis
Systematic Review Irish journal of medical science 2024
B Helicobacter pylori infection and micronutrient deficiency in pregnant women: a systematic review and meta-analysis
Meta Analysis BMJ open gastroenterology 2020
B Vitamin B12 supplementation during pregnancy for maternal and child health outcomes
Systematic Review The Cochrane database of systematic reviews 2024
B A comprehensive review and meta-regression analysis of randomized controlled trials examining the impact of vitamin B12 supplementation on homocysteine levels
Meta Analysis Nutrition reviews 2024
B Relationship between vitamin B12 levels and motor development: A systematic review
Systematic Review Clinical nutrition ESPEN 2024
B Vitamin B12, folate, and homocysteine in metabolic syndrome: a systematic review and meta-analysis
Meta Analysis Frontiers in endocrinology 2023
View all evidence for Vitamin B12 →

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