K2 MK-4 500 mcg

by Rite Aid Pharmacy · tablet or pill · 90 tablets

  • On the market (NIH)
  • DSLD label 320489
  • Serving 1 micro quick absorb tablet
  • 90 servings

K2 MK-4 500 mcg by Rite Aid Pharmacy lists 2 ingredients, 2 with an amount per serving of 1 micro quick absorb tablet, such as 500 mcg of vitamin K and 1 mg of stevia leaf extract. Its current label entered the NIH Dietary Supplement Label Database on January 23, 2025.

What is in K2 MK-4 500 mcg?

Each row as the label prints it, per serving of 1 micro quick absorb 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).

K2 MK-4 500 mcg: Supplement Facts rows against the market (DSLD label 320489, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin Kas Menaquinone-4500 mcg417%Vitamin K in K2 MK-4 500 mcg against 4,607 products500 mcg per serving; the middle half of products list 35 mcg to 100 mcg, the median 80 mcg.DV 120 mcg500 mcg

Higher than 95% of 4,607 products listing vitamin K (median 80 mcg).

Stevia leaf extractas Rebaudioside A1 mgStevia in K2 MK-4 500 mcg against 754 products1 mg per serving; the middle half of products list 10 mg to 100 mg, the median 44 mg.1 mg

95% of 754 products listing stevia give more (median 44 mg).

Source: NIH ODS Dietary Supplement Label Database, label 320489 (entered January 23, 2025), 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.
  • 95% of the 754 products that print an amount of stevia list more than its 1 mg of stevia (median 44 mg).

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.

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: As a dietary supplement, dissolve one Micro Quick Absorb Tablet under the tongue as directed by your healthcare provider. This product may also be chewed or swallowed.
Warnings
Contains dairy ingredients/Milk
Keep out of reach of children.
Warning: If you are currently taking any anti-coagulant drugs (e.g. warfarin, coumadin, heparin) or if you are pregnant/lactating, consult your healthcare provider before consumption.
Tamper evident: Do not use if printed seal on cap is broken or missing.
Allergens and what it does not contain
Free from Non GMO No gluten No artificial colors No artificial flavors

Source: label statements in DSLD label 320489.

What else is on the label?

Other ingredients: Lactose, Acacia Gum.

How many labels does K2 MK-4 500 mcg have?

One label is on file, entered on January 23, 2025.

  1. Label 320489 (current) Entered January 23, 2025 · on the market · 90 tablets

Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).

Who makes it?

The label names Rite Aid (distributor), Camp Hill, PA. All Rite Aid Pharmacy products.

Where next?