PlainVitamins

Gainful Pre-Workout Sour Watermelon

by G Gainful · powder · 140 grams

  • On the market (NIH)
  • DSLD label 252036
  • Serving 10 g (1 rounded scoop)
  • 14 servings

Gainful Pre-Workout Sour Watermelon by G Gainful lists 7 ingredients, 7 with an amount per serving of 10 g, such as 4,000 mg of L-citrulline DL-malate, 2,000 mg of beta-alanine, 1,000 mg of leucine and 500 mg of isoleucine. Its current label entered the NIH Dietary Supplement Label Database on July 27, 2021.

What is in Gainful Pre-Workout Sour Watermelon?

Each row as the label prints it, per serving of 10 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).

Gainful Pre-Workout Sour Watermelon: Supplement Facts rows against the market (DSLD label 252036, January 2026 release)
IngredientAmount% DVAmong products listing it
Calories0 Calories
L-Citrulline DL-Malate4,000 mgCitrulline malate in Gainful Pre-Workout Sour Watermelon against 655 products4 g per serving; the middle half of products list 1 g to 6 g, the median 3 g.4 g

Higher than 51% of 655 products listing citrulline malate (median 3 g).

Beta-Alanine2,000 mgBeta-Alanine in Gainful Pre-Workout Sour Watermelon against 1,778 products2 g per serving; the middle half of products list 1.6 g to 3.2 g, the median 2 g.2 g

47% of 1,778 products listing beta-alanine give more (median 2 g).

Leucine1,000 mgLeucine in Gainful Pre-Workout Sour Watermelon against 2,056 products1 g per serving; the middle half of products list 1 g to 3.5 g, the median 2.5 g.1 g

73% of 2,056 products listing leucine give more (median 2.5 g).

Isoleucine500 mgIsoleucine in Gainful Pre-Workout Sour Watermelon against 1,614 products0.5 g per serving; the middle half of products list 0.5 g to 1.5 g, the median 1.23 g.0.5 g

75% of 1,614 products listing isoleucine give more (median 1.23 g).

Valine500 mgValine in Gainful Pre-Workout Sour Watermelon against 1,632 products0.5 g per serving; the middle half of products list 0.5 g to 1.5 g, the median 1.25 g.0.5 g

75% of 1,632 products listing valine give more (median 1.25 g).

L-Theanine250 mgTheanine in Gainful Pre-Workout Sour Watermelon against 1,602 products250 mg per serving; the middle half of products list 90 mg to 200 mg, the median 100 mg.250 mg

Higher than 90% of 1,602 products listing theanine (median 100 mg).

Caffeine Anhydrous150 mgCaffeine in Gainful Pre-Workout Sour Watermelon against 3,358 products150 mg per serving; the middle half of products list 100 mg to 275 mg, the median 200 mg.150 mg

57% of 3,358 products listing caffeine give more (median 200 mg).

Source: NIH ODS Dietary Supplement Label Database, label 252036 (entered July 27, 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?

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 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 Gainful Pre-Workout Sour Watermelon'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 else is on the label?

Other ingredients: natural Watermelon flavor, organic Stevia extract, Beet powder.

How many labels does Gainful Pre-Workout Sour Watermelon have?

One label is on file, entered on July 27, 2021.

  1. Label 252036 (current) Entered July 27, 2021 · on the market · 140 grams

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

Who makes it?

The label names Gainful Health Inc. (distributor), San Francisco, CA. All G Gainful products.

Where next?