PlainVitamins

MCP Powder

by Vital Nutrients · powder · 360 g

  • Off the market since January 2016 (NIH)
  • UPC 6 93465 26111 8
  • DSLD label 6786
  • Serving 5 g (1 rounded teaspoon)
  • 72 servings

MCP Powder by Vital Nutrients lists 2 ingredients, 2 with an amount per serving of 5 g, such as 600 mg of potassium and 5 g of pectasol modified citrus pectin, beside 3 Nutrition Facts rows (calories, fat and the like). Its current label entered the NIH Dietary Supplement Label Database on March 23, 2012.

What is in MCP Powder?

Each row as the label prints it, per serving of 5 g. 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).

MCP Powder: Supplement Facts rows against the market (DSLD label 6786, January 2026 release)
IngredientAmount% DVAmong products listing it
Total Carbohydrates3.5 g1%Carbohydrate in MCP Powder against 21,979 products3.5 g per serving; the middle half of products list 1 g to 6 g, the median 3 g.3.5 g

Higher than 53% of 21,979 products listing carbohydrate (median 3 g). Per day at the most servings: 10.5 g.

Dietary Fiber3.1 g13%Fiber in MCP Powder against 6,987 products3.1 g per serving; the middle half of products list 1 g to 4 g, the median 2 g.3.1 g

Higher than 74% of 6,987 products listing fiber (median 2 g). Per day at the most servings: 9.3 g.

Sodium90 mg4%Sodium in MCP Powder against 14,514 products90 mg per serving; the middle half of products list 15 mg to 142 mg, the median 55 mg.90 mg

Higher than 61% of 14,514 products listing sodium (median 55 mg). Per day at the most servings: 270 mg.

Potassium600 mg15%Potassium in MCP Powder against 11,614 products600 mg per serving; the middle half of products list 50 mg to 190 mg, the median 99 mg.DV 4,700 mg600 mg

Higher than 96% of 11,614 products listing potassium (median 99 mg). Per day at the most servings: 1,800 mg.

Pectasol Modified Citrus Pectinas Grapefruits, Lemons, OrangesPectasol Modified Citrus Pectin (Form: extracted from Oranges, Grapefruits, and Lemons)5 gPectin in MCP Powder against 526 products5,000 mg per serving; the middle half of products list 20 mg to 250 mg, the median 86 mg.5,000 mg

Higher than 95% of 526 products listing pectin (median 86 mg). Per day at the most servings: 15,000 mg.

Source: NIH ODS Dietary Supplement Label Database, label 6786 (entered March 23, 2012), 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:

  • Its 600 mg of potassium is higher than 96% of the 11,614 potassium products that print an amount; 398 list more.
  • Its 5,000 mg of pectasol modified citrus pectin (filed by NIH under pectin) is higher than 95% of the 526 pectin products that print an amount; 3 list more.

The NIH database records 3 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
Recommendations 1 rounded teaspoon (5 grams) three times a day, preferably onan empty stomach, in water, juice, or your favorite blended drink, or as directed by your healthcare professional.
Warnings
KEEP OUT OF REACH OF CHILDREN
USE ONLY IF SAFETY SEAL IS INTACT
Warning If pregnant, consult your physician before taking.
Inner seal may lift off when cap is removed. Seal integrity is maintained until cap is removed.
Allergens and what it does not contain
CONTAINS NO COATINGS, BINDERS, YEAST, WHEAT, GLUTEN, MILK/DAIRY, CORN PROTEIN, SOY PROTEIN, EGGS, SUGAR, HYDROGENATED OIL, ARTIFICIAL COLORING, ARTIFICIAL FLAVORING,OR PRESERVATIVES.
Storage
store sealed in a cool dry place

Source: label statements in DSLD label 6786.

What else is on the label?

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): (check)cGMP.

How many labels does MCP Powder have?

One label is on file, entered on March 23, 2012.

  1. Label 6786 (current) Entered March 23, 2012 · off the market January 26, 2016 · 360 g · UPC 6 93465 26111 8

DSLD also links this label to: Mcp (image difference, same product), Mcp (image difference, same product), Mcp (image difference, same product), Mcp (image difference, same product), Mcp (image 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 Vital Nutrients (manufacturer), Middletown, CT. All Vital Nutrients products.

Where next?