PlainVitamins

L-Leucine Matrix 250

by PS ProSupps · powder · 9 oz.

  • On the market (NIH)
  • UPC 6 10708 88228 2
  • DSLD label 47780
  • Serving 5.1 g (1 scoop)
  • 50 servings

L-Leucine Matrix 250 by PS ProSupps lists 4 ingredients, 4 with an amount per serving of 5.1 g, such as 225 mg of calcium, 3 g of L-leucine, 1.5 g of calcium HMB and 500 mg of hica. Its current label entered the NIH Dietary Supplement Label Database on July 24, 2015.

What is in L-Leucine Matrix 250?

Each row as the label prints it, per serving of 5.1 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).

L-Leucine Matrix 250: Supplement Facts rows against the market (DSLD label 47780, January 2026 release)
IngredientAmount% DVAmong products listing it
Calcium225 mg25%Calcium in L-Leucine Matrix 250 against 17,831 products225 mg per serving; the middle half of products list 50 mg to 252 mg, the median 115 mg.DV 1,300 mgUL 2,500 mg225 mg

Higher than 71% of 17,831 products listing calcium (median 115 mg).

L-Leucine3 gLeucine in L-Leucine Matrix 250 against 2,056 products3 g per serving; the middle half of products list 1 g to 3.5 g, the median 2.5 g.3 g

Higher than 60% of 2,056 products listing leucine (median 2.5 g).

Calcium HMB1.5 gCalcium hydroxymethylbutyrate in L-Leucine Matrix 250 against 97 products1.5 g per serving; the middle half of products list 0.945 g to 1.5 g, the median 1.5 g.1.5 g

22% of 97 products listing calcium hydroxymethylbutyrate give more (median 1.5 g).

Hicaas Hydroxyisocaproate Calcium Salt500 mgLeucic acid in L-Leucine Matrix 250 against 47 products500 mg per serving; the middle half of products list 500 mg to 1,000 mg, the median 750 mg.500 mg

64% of 47 products listing leucic acid give more (median 750 mg).

Source: NIH ODS Dietary Supplement Label Database, label 47780 (entered July 24, 2015), 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?

The products whose ingredient lists overlap most with L-Leucine Matrix 250's, rare ingredients counting for more.

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: As a dietary supplement, consume 1 scoop with water pre, intra or post workout.
Warnings
Consult with a physician or licensed qualified health care professional before using this product if you have, or have a family history or heart disease, thyroid disease, diabetes, high blood pressure, depression or other psychiatric condition, glaucoma, difficulty urinating, prostate enlargement, or seizure disorder. Do not exceed recommended serving. Exceeding recommended serving may cause adverse health effects. Discontinue use and call a physician or licensed qualified health care professional immediately if you experience rapid heartbeat, dizziness, severe headache, shortness of breath or other similar symptoms. Individuals who have a medical condition should consult a licensed health care professional before consuming this product. Do not use this product if you are more than 15 pounds overweight. The consumer assumes total liability if this product is used in a manner inconsistent with label guidelines. Do not use for weight reduction. This products is intended for use by healthy individuals only.
Warning: Not for use by individuals under the age of 18 years.
Contains Soy Lecithin.
Do not use if pregnant or nursing.

Source: label statements in DSLD label 47780.

What else is on the label?

Other ingredients: Silica, Soy Lecithin.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): prosupps(R) Results...Period!; Ps(R); BSF BANNED SUBSTANCE FREE; CERTIFIED cGMP; GLUTEN FREE.

How many labels does L-Leucine Matrix 250 have?

2 labels are on file under this name since January 25, 2013: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 47780 (current) Entered July 24, 2015 · on the market · 9 oz. · UPC 6 10708 88228 2
  2. Label 17696 Entered January 25, 2013 · off the market July 7, 2015 · 8.82 oz. · UPC 6 10708 88228 2

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

Who makes it?

The label names PROSUPPS USA, LLC (manufacturer, distributor), Allen, TX. All PS ProSupps products.

Where next?