PlainVitamins

Min-Chex

by SP Standard Process · capsule · 90 capsules

  • Off the market since August 2025 (NIH)
  • UPC 8 12122 01126 6
  • DSLD label 256334
  • Serving 1 capsule
  • 90 servings

Min-Chex by SP Standard Process lists 16 ingredients, 4 with an amount per serving of 1 capsule, such as 20 mg of calcium, 25 mg of niacin, 5 mg of vitamin B6 and 300 mcg of iodine; 12 sit inside a blend without their own amounts. Its current label entered the NIH Dietary Supplement Label Database on November 19, 2021.

What is in Min-Chex?

Each row as the label prints it, per serving of 1 capsule. 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).

Min-Chex: Supplement Facts rows against the market (DSLD label 256334, January 2026 release)
IngredientAmount% DVAmong products listing it
Calcium20 mg2%Calcium in Min-Chex against 17,831 products20 mg per serving; the middle half of products list 50 mg to 252 mg, the median 115 mg.DV 1,300 mgUL 2,500 mg20 mg

91% of 17,831 products listing calcium give more (median 115 mg).

Niacin25 mg156%Niacin in Min-Chex against 12,413 products25 mg per serving; the middle half of products list 13.2 mg to 48 mg, the median 20 mg.DV 16 mgUL 35 mg25 mg

Higher than 56% of 12,413 products listing niacin (median 20 mg).

Vitamin B65 mg294%Vitamin B6 in Min-Chex against 15,277 products5 mg per serving; the middle half of products list 2 mg to 20 mg, the median 6 mg.DV 1.7 mgUL 100 mg5 mg

51% of 15,277 products listing vitamin B6 give more (median 6 mg).

Iodine300 mcg200%Iodine in Min-Chex against 6,382 products300 mcg per serving; the middle half of products list 75 mcg to 150 mcg, the median 150 mcg.DV 150 mcgUL 1,100 mcg300 mcg

Higher than 95% of 6,382 products listing iodine (median 150 mcg).

Proprietary Blend274 mg
Bovine Orchic Cytosol extractin the blend, no amount given
Magnesium Citratein the blend, no amount given

The label names the compound (Magnesium Citrate); its amount is likely the compound's weight, not the magnesium it holds, so it is not placed among other products.

Magnesium Lactatein the blend, no amount given
Bovine Liverin the blend, no amount given
Porcine Stomachin the blend, no amount given
Soy Proteinin the blend, no amount given
Bovine Spleenin the blend, no amount given
Ovine Spleenin the blend, no amount given
Para-Aminobenzoatein the blend, no amount given
defatted Wheat Germin the blend, no amount given
Porcine Brainin the blend, no amount given
Ascorbic Acidin the blend, no amount given

Source: NIH ODS Dietary Supplement Label Database, label 256334 (entered November 19, 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?

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:

  • 91% of the 17,831 products that print an amount of calcium list more than its 20 mg of calcium (median 115 mg).
  • Its 300 mcg of iodine is higher than 95% of the 6,382 iodine products that print an amount; 235 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?

The products whose ingredient lists overlap most with Min-Chex's, rare ingredients counting for more.

  • NeuroplexSP Standard Process 10 shared, 45% alike
  • Cardio-PlusSP Standard Process 10 shared, 43% alike

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: One capsule one half hour before each meal, or as directed.
Warnings
Caution: This product is processed in a facility that manufactures other products containing soy, milk, egg, wheat, peanut, tree nuts, fish, and shellfish.

Source: label statements in DSLD label 256334.

What else is on the label?

Other ingredients: Calcium Lactate, Kelp, Gelatin, Niacinamide, Water, Pyridoxine Hydrochloride, Calcium Stearate.

How many labels does Min-Chex have?

2 labels are on file under this name since October 23, 2019: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 256334 (current) Entered November 19, 2021 · off the market August 15, 2025 · 90 capsules · UPC 8 12122 01126 6
  2. Label 207537 Entered October 23, 2019 · off the market July 6, 2021 · 90 capsules · UPC 8 12122 01126 6

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

Who makes it?

The label names Standard Process Inc. (manufacturer), Palmyra, WI. All SP Standard Process products.

Where next?