Vitamin K 500 mcg
by Source Naturals · tablet or pill · 200 tablets
- On the market (NIH)
- UPC 0 21078 01450 8
- DSLD label 275188
- Serving 1 tablet
- 200 servings
Vitamin K 500 mcg by Source Naturals lists 2 ingredients, 2 with an amount per serving of 1 tablet, such as 500 mcg of vitamin K and 55 mg of calcium. Its current label entered the NIH Dietary Supplement Label Database on August 23, 2022.
What is in Vitamin K 500 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 Kas Phytonadione | 500 mcg | 416% | Higher than 95% of 4,607 products listing vitamin K (median 80 mcg). |
| Calciumas Dibasic Calcium Phosphate | 55 mg | 4% | 71% of 17,831 products listing calcium give more (median 115 mg). |
Source: NIH ODS Dietary Supplement Label Database, label 275188 (entered August 23, 2022), version 9.4.0. See the label on DSLD or its label image (PDF). Amounts are what the maker printed; DSLD does not test products. Daily Values: the FDA's Daily Value page.
Is that a lot?
The rows in the top or bottom tenth of the products that list the same ingredient, and any above the adult upper limit at the most servings a day the directions give:
- Its 500 mcg of vitamin K is higher than 95% of the 4,607 vitamin K products that print an amount; 160 list more.
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.
- Vitamin K2 Advantage 2,200 mcgSource Naturals same ingredients
- Vitamin K 100 mcgGNC same ingredients
- Vitamin K 100 mcgSolgar · off the market same ingredients
- K2 100 mcgMason Natural same ingredients
- K2+Roex same ingredients
- Naturally Sourced Vitamin K2 100 mcgSolgar · 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
- Suggested Use: 1 tablet daily, preferably with a meal.
- Warnings
- Caution: If you are taking anticoagulant drugs, such as warfarin (Coumadin), or if you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.
- Do not use if either tamper-evident seal is broken or missing.
- Keep out of the reach of children.
- Allergens and what it does not contain
- Contains no yeast, dairy, egg or soy. Contains no starch, preservatives, or artificial color, flavor or fragrance.
- Storage
- Store in a cool, dry place.
Source: label statements in DSLD label 275188.
What else is on the label?
Other ingredients: Dibasic Calcium Phosphate, Microcrystalline Cellulose, Stearic Acid, Silica, Magnesium Stearate.
How many labels does Vitamin K 500 mcg have?
3 labels are on file under this name since April 25, 2017: other sizes, label designs and reformulations. The current one leads this page.
- Label 296372 Entered December 14, 2023 · off the market July 6, 2022 · 200 tablets · UPC 0 21078 01450 8
- Label 275188 (current) Entered August 23, 2022 · on the market · 200 tablets · UPC 0 21078 01450 8
- Label 73000 Entered April 25, 2017 · on the market · 100 tablets · UPC 0 21078 01449 2
Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).
Who makes it?
The label names Source Naturals, Inc. (distributor), Santa Cruz, CA. All Source Naturals products.