Vitamin B-12 100 mcg
by Rugby · tablet or pill · 100 tablets
- On the market (NIH)
- UPC 0 05363 54201 3
- DSLD label 201386
- Serving 1 tablet
Vitamin B-12 100 mcg by Rugby lists 2 ingredients, 2 with an amount per serving of 1 tablet, such as 100 mcg of vitamin B12 and 35 mg of calcium. Its current label entered the NIH Dietary Supplement Label Database on July 24, 2019.
What is in Vitamin B-12 100 mcg?
Each row as the label prints it, per serving of 1 tablet. The capsule beside an amount places it among every product in the NIH database that lists the same ingredient: the bar is the middle half of their amounts, the line in it the median, the whiskers the 10th and 90th percentiles; the green tick is the FDA Daily Value and the red dashed tick the adult upper limit (IOM).
| Ingredient | Amount | % DV | Among products listing it |
|---|---|---|---|
| Vitamin B12as Cyanocobalamin | 100 mcg | 4,167% | Higher than 61% of 14,425 products listing vitamin B12 (median 36 mcg). |
| Calciumas Calcium CarbonateCalcium (Form: from Calcium Carbonate) | 35 mg | 3% | 82% of 17,831 products listing calcium give more (median 115 mg). |
Source: NIH ODS Dietary Supplement Label Database, label 201386 (entered July 24, 2019), version 9.4.0. See the label on DSLD. Amounts are what the maker printed; DSLD does not test products. Daily Values: the FDA's Daily Value page.
Is that a lot?
Every amount on this label with a position sits within the middle 80% of the products that list the same ingredient.
The NIH database records one serving a day from the label's directions; its % Daily Values are for adults and children 4 or more years of age. The directions as printed are further down this page.
The Tolerable Upper Intake Level is the most of a nutrient per day, from food, water and supplements together, that is likely to pose no risk for almost all adults (Institute of Medicine, 2011). It does not apply under medical supervision. This page compares labels; it is not medical advice.
Sources: amounts from the DSLD label; Daily Values from 21 CFR 101.9(c)(8)(iv); adult upper limits from the Institute of Medicine's DRI summary tables (2011). How positions are computed.
Which products have the closest formulas?
6 products list the very same ingredients; the nearest amounts come first.
- B-12 100 mcgMason Natural same ingredients
- B-12 (Cyanocobalamin) 100 mcgWindmill Natural Vitamins · off the market same ingredients
- B12 Cyanocobalamin 100 mcgWindmill Natural Vitamins same ingredients
- Vitamin B-12 100 mcgHealth Star same ingredients
- Vitamin B-12 500 mcgPlus Pharma same ingredients
- B-12 (Cyanocobalamin) 250 mcgWindmill Natural Vitamins · off the market same ingredients
Source: ingredient lists of every product's current label in DSLD (version 9.4.0); similarity weights each shared ingredient by how rare it is.
What does the label say about taking it?
Quoted from the label as DSLD transcribed it: the maker's words, including any claim about what the product does, which the FDA has not evaluated and PlainVitamins does not endorse.
- Directions
- Directions: Adults- take one tablet daily, as a dietary supplement or as directed by your doctor.
- Warnings
- Tamper resistant - Do not use if imprinted safety seal under cap is broken or missing.
- As with any supplement, if you are pregnant, nursing, taking medication or have a medical condition, consult a doctor before use.
- Keep out of reach of children.
- Allergens and what it does not contain
- Free of sugar, starch, sodium, gluten, preservatives, yeast, animal by-products, soy, artificial colors-flavors.
- Storage
- To preserve quality and freshness, keep bottle tightly closed. Store at room temperature in a dry place.
Source: label statements in DSLD label 201386.
What else is on the label?
Other ingredients: Microcrystalline Cellulose, Dicalcium Phosphate, Stearic Acid, Silica, Magnesium Stearate, Maltodextrin.
How many labels does Vitamin B-12 100 mcg have?
2 labels are on file under this name since December 24, 2013: other sizes, label designs and reformulations. The current one leads this page.
- Label 201386 (current) Entered July 24, 2019 · on the market · 100 tablets · UPC 0 05363 54201 3
- Label 28277 Entered December 24, 2013 · off the market August 27, 2018 · 100 tablets · UPC 0 0536-3542-01 3
Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).
Who makes it?
The label names Rugby Laboratories (distributor), Livonia, MI. All Rugby products.