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Supplement Facts
Serving Size 1 Tablet
Amount Per Serving% Daily Value
| Vitamin C | 200 mg | 222% |
| Thiamin (Vitamin B-1) | 100 mg | 8,333% |
| Riboflavin (Vitamin B-2) | 20 mg | 1,538% |
| Niacin | 25 mg | 156% |
| Vitamin B-6 | 3 mg | 176% |
| Folate 666 mcg DFE (400 mcg folic acid) | 666 mcg DFE | 167% |
| Vitamin B-12 | 100 mcg | 4,167% |
| Biotin | 300 mcg | 1,000% |
| Pantothenic Acid | 5.5 mg | 110% |
| Sodium | 90 mg | 4% |
| Potassium | 30 mg | <1% |
We researched this product: its studies, label dose and reviews.See our product page ›
Where this label comes from
Read by Reverse Age Lab on 4 October 2026 from costco.com, after the NIH stopped adding labels.
General information
- Product name
- Super B-Complex
- Brand
- Kirkland Signature
- Barcode (UPC)
- Not printed
- Net contents
- —
- Market status
- On market
- Label ID
- r50b4b2ebf937
Classification
- Supplement form
- Tablet or Pill
More labels from Kirkland Signature
Labels only: each label is shown as printed on the bottle, with no grades, rankings or advice. A label in this database is not an endorsement of the product. Read the label on the bottle you buy: makers change their formulas. Reverse Age Lab is not affiliated with, or endorsed by, the National Institutes of Health or its Office of Dietary Supplements. The original labels come from the NIH’s public-domain data; the labels since are read by us. Search the Dietary Supplement Label Database.