PlainVitamins

D3 25 mcg (1000 IU)

by 21st Century · tablet or pill · 60 tablets

  • On the market (NIH)
  • UPC 7 40985 28030 0
  • DSLD label 258537
  • Serving 1 tablet
  • 60 servings

D3 25 mcg (1000 IU) by 21st Century lists 2 ingredients, 2 with an amount per serving of 1 tablet, such as 25 mcg (1,000 IU) of vitamin D3 and 90 mg of calcium. Its current label entered the NIH Dietary Supplement Label Database on December 18, 2021.

What is in D3 25 mcg (1000 IU)?

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).

D3 25 mcg (1000 IU): Supplement Facts rows against the market (DSLD label 258537, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin D3as Cholecalciferol1,000 IU25 mcg (1,000 IU)125%Vitamin D in D3 25 mcg (1000 IU) against 14,175 products25 mcg per serving; the middle half of products list 10 mcg to 25 mcg, the median 15 mcg.DV 20 mcgUL 100 mcg25 mcg

Higher than 59% of 14,175 products listing vitamin D (median 15 mcg).

Calciumas Calcium Carbonate90 mg7%Calcium in D3 25 mcg (1000 IU) against 17,831 products90 mg per serving; the middle half of products list 50 mg to 252 mg, the median 115 mg.DV 1,300 mgUL 2,500 mg90 mg

60% of 17,831 products listing calcium give more (median 115 mg).

Source: NIH ODS Dietary Supplement Label Database, label 258537 (entered December 18, 2021), 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.

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 vitamin supplement, adults take one (1) tablet daily with any meal or as directed by your healthcare provider. Do not exceed recommended dosage.
Warnings
Do not exceed recommended dosage.
Warning: Consult a healthcare provider prior to use if pregnant, nursing, on medications, have a medical condition or are planning a medical procedure.
Stop use and contact a physician if adverse reactions occur.
Keep out of reach of children.
Do not use if product appears to be tampered with or seal is broken.
Allergens and what it does not contain
No added yeast, artificial flavors or colors.
Gluten free
Storage
Store at room temperature.

Source: label statements in DSLD label 258537.

What else is on the label?

Other ingredients: Cellulose, Croscarmellose Sodium, Maltodextrin, Stearic Acid, Magnesium Stearate, Silicon Dioxide.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Guaranteed quality Laboratory tested.

How many labels does D3 25 mcg (1000 IU) have?

7 labels are on file under this name since September 24, 2019: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 258537 (current) Entered December 18, 2021 · on the market · 60 tablets · UPC 7 40985 28030 0
  2. Label 258436 Entered December 18, 2021 · on the market · 500 tablets · UPC 7 40985 27139 1
  3. Label 258435 Entered December 18, 2021 · on the market · 300 tablets · UPC 7 40985 27292 3
  4. Label 233663 Entered September 25, 2020 · off the market August 6, 2021 · 500 tablets · UPC 7 40985 27139 1
  5. Label 207485 Entered September 24, 2019 · on the market · 100 tablets · UPC 7 40985 27429 3
  6. Label 206839 Entered September 24, 2019 · off the market August 6, 2021 · 300 tablets · UPC 7 40985 27292 3
  7. Label 206613 Entered September 24, 2019 · on the market · 110 tablets · UPC 7 40985 27062 2

DSLD also links this label to: D-1000 (package size difference, same product), High Potency D3-1000 IU (package size difference, same product).

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

Who makes it?

The label names 21st Century HealthCare, Inc. (manufacturer), Tempe, AZ. All 21st Century products.

Where next?