About This Product
Twinlab Brewers Yeast is a multi-ingredient supplement categorized under Collagen & Beauty, offering a broad spectrum of B vitamins and minerals derived from yeast. Each 16-gram serving provides 19 ingredients, including 12 mcg of Biotin, 80 mcg of Manganese, and 30 mcg of Chromium, all of which are present at clinically studied dosages. However, key B vitamins like Thiamin (0.45 mg), Riboflavin (0.26 mg), and Niacin (2.0 mg) are noted as underdosed compared to common recommendations. The product received an N+ Score of 53, resulting in an 'F' grade, indicating a below-average rating by Nutrienting.com, primarily due to low ingredient adequacy despite 100% label transparency. This supplement may appeal to individuals looking for a natural source of B vitamins and minerals, understanding that some key nutrients are not at optimal levels.
Strengths
- +Fully transparent label with individual ingredient amounts disclosed
- +Broad ingredient diversity exceeding category norms
- +3 ingredient(s) at clinical dose levels
- +Rich formula with 19 active ingredients
Weaknesses
- −Several ingredients below clinically effective doses
- −Missing several expected ingredients for its category
Ingredient Analysis (19 ingredients)
| Ingredient | Amount | Status |
|---|---|---|
| Calories | 60.000 Calorie(s) | N/A |
| Riboflavin | 0.260 mg | Under |
| Niacin | 2.000 mg NE | Under |
| Vitamin B6 | 0.120 mcg | Under |
| Biotin | 12.000 mcg | Adequate |
| Pantothenic Acid | 0.400 mg | Under |
| Iron | 0.720 mg | Under |
| Magnesium | 16.000 mg | Under |
| Zinc | 2.250 mg | Under |
| Copper | 0.080 mg | Under |
| Manganese | 80.000 mcg | N/A |
| Chromium | 30.000 mcg | Adequate |
| Folic Acid | 80.000 mcg | Under |
| Sodium | 60.000 mg | N/A |
| Potassium | 120.000 mg | Under |
| Protein | 7.000 Gram(s) | N/A |
| Total Carbohydrate | 6.000 Gram(s) | N/A |
| Phosphorus | 100.000 mg | Under |
| Thiamin | 0.450 mg | Under |
Clinical ranges based on NIH ODS Fact Sheets and peer-reviewed research. Status indicates whether the amount meets evidence-based thresholds.