PlainVitamins

GH Stack Grape Flavor

by Universal · powder · 210 grams

  • On the market (NIH)
  • UPC 0 39442 05190 5
  • DSLD label 37744
  • Serving 2 tsp (10g)
  • 21 servings

GH Stack Grape Flavor by Universal lists 7 ingredients, 7 with an amount per serving of 2 tsp, such as 250 mg of mucuna pruriens extract and 250 mg of L-tryptophan. Its current label entered the NIH Dietary Supplement Label Database on October 10, 2014.

What is in GH Stack Grape Flavor?

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

GH Stack Grape Flavor: Supplement Facts rows against the market (DSLD label 37744, January 2026 release)
IngredientAmount% DVAmong products listing it
Mucuna pruriens extractas L-DopaMucuna pruriens extract (Form: standardized for 15% L-dopa) Genus: Mucuna Species: pruriens250 mgCowhage in GH Stack Grape Flavor against 417 products250 mg per serving; the middle half of products list 60 mg to 400 mg, the median 125 mg.250 mg

Higher than 61% of 417 products listing cowhage (median 125 mg).

L-Tryptophan250 mgTryptophan in GH Stack Grape Flavor against 605 products250 mg per serving; the middle half of products list 55 mg to 471 mg, the median 123 mg.250 mg

Higher than 60% of 605 products listing tryptophan (median 123 mg).

Somatopro A(TM) Complexno amount given
Ornithine Hydrochloride3 gOrnithine in GH Stack Grape Flavor against 258 products3,000 mg per serving; the middle half of products list 100 mg to 900 mg, the median 400 mg.3,000 mg

Higher than over 99% of 258 products listing ornithine (median 400 mg).

Arginine AKG1.2 gArginine Alpha Ketoglutarate in GH Stack Grape Flavor against 322 products1.2 g per serving; the middle half of products list 0.75 g to 1.99 g, the median 1 g.1.2 g

Higher than 58% of 322 products listing arginine alpha ketoglutarate (median 1 g).

Lysine Hydrochloride1.2 gLysine in GH Stack Grape Flavor against 1,250 products1,200 mg per serving; the middle half of products list 148.25 mg to 996.25 mg, the median 500 mg.1,200 mg

Higher than 84% of 1,250 products listing lysine (median 500 mg).

Glycine1.1 gGlycine in GH Stack Grape Flavor against 1,078 products1,100 mg per serving; the middle half of products list 100 mg to 846 mg, the median 300 mg.1,100 mg

Higher than 83% of 1,078 products listing glycine (median 300 mg).

Glutamine1 gGlutamine in GH Stack Grape Flavor against 1,850 products1 g per serving; the middle half of products list 0.356 g to 3 g, the median 1 g.1 g

48% of 1,850 products listing glutamine give more (median 1 g).

Source: NIH ODS Dietary Supplement Label Database, label 37744 (entered October 10, 2014), 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 3,000 mg of ornithine is higher than over 99% of the 258 ornithine products that print an amount; 1 list more.

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 GH Stack Grape Flavor'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.

Warnings
Made in a GMP facility on equipment that processes milk, soy, egg, peanuts, tree nuts, fish, shellfish, and wheat.
WARNING: This product is not for use by anyone under the age of 18.
Do not take this if you have or are at risk for any medical condition or disease.
Please consult with a physician before using this product, especially if you are using any prescription drug, over-the-counter medication, or supplements.
Immediately discontinue use if any side effects occur. California Residents Proposition 65 Warning: This product contains a substance known to the State of California to cause birth defects or other reproductive harm.
Keep out of reach of children.
INGREDIENT NOTES: Phenylketonurics: contains phenylalanine.

Source: label statements in DSLD label 37744.

What else is on the label?

Other ingredients: L-Ornithine Hydrochloride, L-Arginine Alpha-Ketoglutarate, L-Lysine Hydrochloride, L-Glycine, L-Glutamine, Citric Acid, natural Grape flavor, Aspartame, Red #40, FD&C Blue #1.

How many labels does GH Stack Grape Flavor have?

One label is on file, entered on October 10, 2014.

  1. Label 37744 (current) Entered October 10, 2014 · on the market · 210 grams · UPC 0 39442 05190 5

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

Who makes it?

The label names Universal Nutrition (manufacturer), New Brunswick, New Jersey. All Universal products.

Where next?