PlainVitamins

Karbolyn Fuel Neutral Flavor

by EFX Sports · powder · 68.8 ounces

  • On the market (NIH)
  • UPC 7 37190 00203 2
  • DSLD label 298545
  • Serving 50 g (One Scoop)
  • 39 servings

Karbolyn Fuel Neutral Flavor by EFX Sports lists one ingredient: 50 g of karbolyn per serving of 50 g. Its current label entered the NIH Dietary Supplement Label Database on November 22, 2023.

What is in Karbolyn Fuel Neutral Flavor?

Each row as the label prints it, per serving of 50 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).

Karbolyn Fuel Neutral Flavor: Supplement Facts rows against the market (DSLD label 298545, January 2026 release)
IngredientAmount% DVAmong products listing it
Calories200 Calories
Total Carbohydrate50 g18%Carbohydrate in Karbolyn Fuel Neutral Flavor against 21,979 products50 g per serving; the middle half of products list 1 g to 6 g, the median 3 g.50 g

Higher than 98% of 21,979 products listing carbohydrate (median 3 g).

Karbolynas Homopolysaccharide50 gPolysaccharide in Karbolyn Fuel Neutral Flavor against 57 products50,000 mg per serving; the middle half of products list 150 mg to 2,800 mg, the median 550 mg.50,000 mg

Higher than 88% of 57 products listing polysaccharide (median 550 mg).

Source: NIH ODS Dietary Supplement Label Database, label 298545 (entered November 22, 2023), version 9.4.0. See the label on DSLD or its label image (PDF). 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?

5 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
How to use Karbolyn Suggested use for individuals As a dietary supplement, mix 1 scoop in a shaker cup with 16 ounces of water and drink 30 minutes before exercise.
Warnings
Keep out of the reach of children.
Allergens and what it does not contain
Gluten free
Informed Sport We Test. You Trust Banned Substance Tested Every Batch
Storage
Protect from heat, light and moisture. Store at 59-86 degrees F (15-30 degrees C).

Source: label statements in DSLD label 298545.

What else is on the label?

Other ingredients: None.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Informed Sport We Test. You Trust Banned Substance Tested Every Batch Proudly Manufactured by All American Pharmaceutical. Listed with: Informed Sport or Informed Choice (a seal is the label's claim; the certifier's own list confirms it).

How many labels does Karbolyn Fuel Neutral Flavor have?

2 labels are on file under this name since October 24, 2023: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 298545 (current) Entered November 22, 2023 · on the market · 68.8 ounces · UPC 7 37190 00203 2
  2. Label 298497 Entered October 24, 2023 · on the market · 35.3 ounces · UPC 7 37190 00202 5

DSLD also links this label to: Karbolyn Neutral Flavor (flavor difference), Karbolyn Neutral Flavor (image difference, same product), Karbolyn Strawberry Strike (flavor difference), Karbolyn Fearless Fruit Punch (flavor difference), Karbolyn Orange Shockwave (flavor difference), Karbolyn Fuel Orange (flavor difference), Karbolyn Fuel Strawberry (flavor difference).

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

Who makes it?

The label names EFX Sports (distributor), Billings, MT. All EFX Sports products.

Where next?