PlainVitamins

Cal-Mag 2:1 Plus D

by Klaire Labs · tablet or pill · 120 tablets

  • Off the market since February 2025 (NIH)
  • UPC 8 28054 01248 6
  • DSLD label 264807
  • Serving 2 tablets
  • 60 servings

Cal-Mag 2:1 Plus D by Klaire Labs lists 3 ingredients, 3 with an amount per serving of 2 tablets, such as 2.5 mcg (100 IU) of vitamin D3, 250 mg of calcium and 125 mg of magnesium. Its current label entered the NIH Dietary Supplement Label Database on May 19, 2022.

What is in Cal-Mag 2:1 Plus D?

Each row as the label prints it, per serving of 2 tablets. 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).

Cal-Mag 2:1 Plus D: Supplement Facts rows against the market (DSLD label 264807, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin D3as Cholecalciferol2.5 mcg (100 IU)13%Vitamin D in Cal-Mag 2:1 Plus D against 14,175 products2.5 mcg per serving; the middle half of products list 10 mcg to 25 mcg, the median 15 mcg.DV 20 mcgUL 100 mcg2.5 mcg

92% of 14,175 products listing vitamin D give more (median 15 mcg). Per day at the most servings: 5 mcg.

Calciumas Calcium Citrate250 mg19%Calcium in Cal-Mag 2:1 Plus D against 17,831 products250 mg per serving; the middle half of products list 50 mg to 252 mg, the median 115 mg.DV 1,300 mgUL 2,500 mg250 mg

Higher than 73% of 17,831 products listing calcium (median 115 mg). Per day at the most servings: 500 mg.

Magnesiumas Magnesium Bisglycinate Chelate, Magnesium OxideAlbion (TRAACS)125 mg30%Magnesium in Cal-Mag 2:1 Plus D against 14,003 products125 mg per serving; the middle half of products list 30 mg to 200 mg, the median 86 mg.UL 350 mgDV 420 mg125 mg

Higher than 66% of 14,003 products listing magnesium (median 86 mg). Per day at the most servings: 250 mg.

Source: NIH ODS Dietary Supplement Label Database, label 264807 (entered May 19, 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:

  • 92% of the 14,175 products that print an amount of vitamin D list more than its 2.5 mcg (100 IU) of vitamin D (median 15 mcg (600 IU)).

The NIH database records 1 to 2 servings 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
Suggested Use: 2 tablets, 1 to 2 times daily with food or as directed by a healthcare professional.
Warnings
Caution: If you are pregnant, nursing, have a medical condition, or taking prescription drugs, consult your physician before using this product.
Keep out of reach of children.
Warning: This product can expose you to chemicals including lead, which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov/food
Do not use if shrinkwrap is broken or missing.
Allergens and what it does not contain
Free of the following common allergens: Milk/casein, eggs, fish, shellfish, tree nuts, peanuts, wheat, and soybeans. Contains no artificial colors, flavors, or preservatives.
Storage
Store in a cool, dry place (59 degrees F - 85 degrees F) away from direct light.

Source: label statements in DSLD label 264807.

What else is on the label?

Other ingredients: Acacia Fiber, Croscarmellose Sodium, Microcrystalline Cellulose, Stearic Acid, Silicon Dioxide, Hydroxypropyl Cellulose, Magnesium Stearate, Polyethylene Glycol Coating.

How many labels does Cal-Mag 2:1 Plus D have?

One label is on file, entered on May 19, 2022.

  1. Label 264807 (current) Entered May 19, 2022 · off the market February 18, 2025 · 120 tablets · UPC 8 28054 01248 6

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

Who makes it?

The label names SFI USA (manufacturer), Reno, NV. All Klaire Labs products.

Where next?