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Brewers Yeast

product on market Powder Twinlab Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 58% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

Brewers yeast provides protein and B vitamins, including thiamin and riboflavin, which support cellular energy metabolism. There is moderate evidence that these nutrients contribute to overall metabolic function. The ingredient profile is associated with a high safety score.

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

Label

Product Label

Label for Brewers Yeast
Open Full PDF View on NIH DSLD →
Details

Label Data

16 Gram(s)
Serving Size
31
Servings
Other Combinations
Product Type
58%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Calories
60 Calorie(s)
Total Carbohydrate
6 Gram(s) (2% DV)
Protein
7 Gram(s) (14% DV)
0.45 mg (38% DV)
Within RDA (0.4× RDA) 76 studies (A:0, B:33)
0.26 mg (20% DV)
Within RDA (0.2× RDA) 13 studies (A:0, B:1)
2 mg NE (13% DV)
Within RDA (0.1× RDA) 196 studies (A:5, B:63)
0.12 mcg (7% DV)
Market median: 10.0mg (1576 products) 114 studies (A:3, B:35)
80 mcg (20% DV)
Within RDA (0.2× RDA) 226 studies (A:10, B:105)
12 mcg (20% DV)
Within RDA (0.4× RDA) 27 studies (A:0, B:11)
0.4 mg (8% DV)
Within RDA (0.1× RDA) 2 studies — no high-quality reviews
Iron
0.72 mg (4% DV)
100 mg (8% DV)
Within RDA (0.1× RDA) 13 studies (A:0, B:3)
16 mg (4% DV)
Market median: 500.0mg (1 products) 316 studies (A:8, B:159)
2.25 mg (20% DV)
Within RDA (0.2× RDA) 263 studies (A:6, B:134)
0.08 mg (9% DV)
Within RDA (0.1× RDA) 37 studies (A:0, B:11)
80 mcg (3% DV)
Market median: 10.0mg (102 products) 9 studies — no high-quality reviews
30 mcg (86% DV)
Within RDA (0.9× RDA) 199 studies (A:1, B:55)
Sodium
60 mg (3% DV)
Potassium
120 mg (3% DV)

Other Ingredients

Debittered Brewer’s Yeast
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

You can sprinkle it on food, use it as a seasoning or mix it with milk, juices, soups, gravies, and casseroles. Directions: Take 1 heaping tablespoon daily mixed in milk, cereal or juice. Also add to cooking and backing recipes to boost nutritional content.

Warnings & Precautions

Warning: If you are pregnant or nursing, taking any medication, or have any medical condition, consult a health care professional before use.

Keep out of reach of children.

Formulation Notes

Bottled and packaged in the USA

Twinlab Genuine Brewers Yeast has been recognized as a storehouse of natural nutrients. One heaping tablespoon provides amino acids, vitamins, minerals and trace elements.

No artificial colors, flavors, or preservatives added.

Supports energy production

Mild tasting

Bottled & Produced in the USA with USA and Imported Ingredients

Additional Information

Keep in a cool, dry place.

This product is sold by weight only, not by volume. Some settling may occur in shipping and handling.

Best if used by date shown on bottle.

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New look, same great formula

Metadata

Product Details

UPC / SKU0 27434 01102 0
DSLD Entry Date2022-06-16
Product TypeOther Combinations
FormPowder
BrandTwinlab
DSLD ID268463
Data Updated2026-04-11
Research

Research Evidence

22
Research Sources
49
Avg Quality
8
Rct
4
Meta Analysis
4
Clinical Trial
3
Systematic Review
1
Cochrane Review
1
Regulatory Source
B Effect of vitamin B2, vitamin C, vitamin D, vitamin E and folic acid in adults with essential hypertension: a systematic review and network meta-analysis
Systematic Review BMJ open 2024 PubMed DOI
B Effect of Vitamin B2 supplementation on migraine prophylaxis: a systematic review and meta-analysis
Meta Analysis Nutritional neuroscience 2022 PubMed DOI
B Supplementary vitamin E, selenium, cysteine and riboflavin for preventing kwashiorkor in preschool children in developing countries
Systematic Review The Cochrane database of systematic reviews 2010 PubMed DOI
B Riboflavin supplements for blood pressure lowering in adults.
Cochrane Review The Cochrane database of systematic reviews PubMed DOI
B Associations of dietary vitamin B1, vitamin B2, vitamin B6, and vitamin B12 with the risk of depression: a systematic review and meta-analysis
Meta Analysis Nutrition reviews 2022 PubMed DOI
C Prophylaxis of migraine headaches with riboflavin: A systematic review
Systematic Review Journal of clinical pharmacy and therapeutics 2017 PubMed DOI
C Medium-dose riboflavin as a prophylactic agent in children with migraine: a preliminary placebo-controlled, randomised, double-blind, cross-over trial
Rct Cephalalgia : an international journal of headache 2010 PubMed DOI
C The efficacy of 2 different phakic intraocular lens implant in keratoconus as an isolated procedure or combined with collagen crosslinking and intra-stromal corneal ring segments: a systematic review and meta-analysis
Meta Analysis International ophthalmology 2023 PubMed DOI
C Epithelium-off photochemical corneal collagen cross-linkage using riboflavin and ultraviolet a for keratoconus and keratectasia: a systematic review and meta-analysis
Meta Analysis The ocular surface 2014 PubMed DOI
C Improvement of migraine symptoms with a proprietary supplement containing riboflavin, magnesium and Q10: a randomized, placebo-controlled, double-blind, multicenter trial
Rct The journal of headache and pain 2015 PubMed DOI
View all evidence for Riboflavin →
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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.