PlainVitamins

Mag-Potassium Aspartate

by Klaire Labs · tablet or pill · 100 tablets

  • Off the market since February 2025 (NIH)
  • UPC 8 28054 01245 5
  • DSLD label 264889
  • Serving 1 tablet
  • 100 servings

Mag-Potassium Aspartate by Klaire Labs lists 3 ingredients, 3 with an amount per serving of 1 tablet, such as 100 mg of magnesium, 100 mg of potassium and 400 mg of aspartic acid. Its current label entered the NIH Dietary Supplement Label Database on June 16, 2022.

What is in Mag-Potassium Aspartate?

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).

Mag-Potassium Aspartate: Supplement Facts rows against the market (DSLD label 264889, January 2026 release)
IngredientAmount% DVAmong products listing it
Magnesiumas Magnesium AspartateComplex100 mg24%Magnesium in Mag-Potassium Aspartate against 14,003 products100 mg per serving; the middle half of products list 30 mg to 200 mg, the median 86 mg.UL 350 mgDV 420 mg100 mg

Higher than 51% of 14,003 products listing magnesium (median 86 mg). Per day at the most servings: 200 mg.

Potassiumas Potassium AspartateComplex100 mg2%Potassium in Mag-Potassium Aspartate against 11,614 products100 mg per serving; the middle half of products list 50 mg to 190 mg, the median 99 mg.DV 4,700 mg100 mg

Higher than 51% of 11,614 products listing potassium (median 99 mg). Per day at the most servings: 200 mg.

Aspartic Acidas Magnesium Aspartate Complex, Potassium Aspartate Complex400 mgAspartic Acid in Mag-Potassium Aspartate against 377 products400 mg per serving; the middle half of products list 106 mg to 1,846 mg, the median 337 mg.400 mg

Higher than 51% of 377 products listing aspartic acid (median 337 mg). Per day at the most servings: 800 mg.

Source: NIH ODS Dietary Supplement Label Database, label 264889 (entered June 16, 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?

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 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?

3 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: 1 tablet, 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.
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, gluten, 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 264889.

What else is on the label?

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

How many labels does Mag-Potassium Aspartate have?

One label is on file, entered on June 16, 2022.

  1. Label 264889 (current) Entered June 16, 2022 · off the market February 18, 2025 · 100 tablets · UPC 8 28054 01245 5

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?