PlainVitamins

Anti-Fatigue

by Kroeger Herb Products Co. · tablet or pill · 80 tablets

  • On the market (NIH)
  • UPC 6 96916 22010 8
  • DSLD label 282496
  • Serving 2 tablets
  • 80 servings

Anti-Fatigue by Kroeger Herb Products Co. lists 9 ingredients, 8 with an amount per serving of 2 tablets, such as 500 mg of vitamin C, 5 mg of thiamine, 5 mg of riboflavin and 5 mg of niacin; 1 sits inside a blend without its own amount. Its current label entered the NIH Dietary Supplement Label Database on January 23, 2023.

What is in Anti-Fatigue?

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

Anti-Fatigue: Supplement Facts rows against the market (DSLD label 282496, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin Cas Ascorbic Acid500 mg834%Vitamin C in Anti-Fatigue against 18,583 products500 mg per serving; the middle half of products list 60 mg to 270 mg, the median 100 mg.DV 90 mgUL 2,000 mg500 mg

Higher than 81% of 18,583 products listing vitamin C (median 100 mg). Per day at the most servings: 1,000 mg.

Thiamineas Vitamin B15 mg333%Thiamin in Anti-Fatigue against 9,830 products5 mg per serving; the middle half of products list 1.5 mg to 25 mg, the median 5 mg.DV 1.2 mg5 mg

46% of 9,830 products listing thiamin give more (median 5 mg). Per day at the most servings: 10 mg.

Riboflavinas Vitamin B25 mg294%Riboflavin in Anti-Fatigue against 9,824 products5 mg per serving; the middle half of products list 1.7 mg to 25 mg, the median 4 mg.DV 1.3 mg5 mg

Higher than 51% of 9,824 products listing riboflavin (median 4 mg). Per day at the most servings: 10 mg.

Niacin5 mg25%Niacin in Anti-Fatigue against 12,413 products5 mg per serving; the middle half of products list 13.2 mg to 48 mg, the median 20 mg.DV 16 mgUL 35 mg5 mg

89% of 12,413 products listing niacin give more (median 20 mg). Per day at the most servings: 10 mg.

Vitamin B6as Pyridoxine5 mg250%Vitamin B6 in Anti-Fatigue against 15,277 products5 mg per serving; the middle half of products list 2 mg to 20 mg, the median 6 mg.DV 1.7 mgUL 100 mg5 mg

51% of 15,277 products listing vitamin B6 give more (median 6 mg). Per day at the most servings: 10 mg.

Vitamin B12as Cyanocobalamin1,000 mcg16,667%Vitamin B12 in Anti-Fatigue against 14,425 products1,000 mcg per serving; the middle half of products list 6 mcg to 200 mcg, the median 36 mcg.DV 2.4 mcg1,000 mcg

Higher than 89% of 14,425 products listing vitamin B12 (median 36 mcg). Per day at the most servings: 2,000 mcg.

Pantothenic Acidas Calcium Pantothenate490 mg4,900%Pantothenic Acid (Vitamin B5) in Anti-Fatigue against 10,060 products490 mg per serving; the middle half of products list 6 mg to 50 mg, the median 12 mg.DV 5 mg490 mg

Higher than 98% of 10,060 products listing pantothenic acid (vitamin B5) (median 12 mg). Per day at the most servings: 980 mg.

Calciumas Calcium Pantothenate53 mg5%Calcium in Anti-Fatigue against 17,831 products53 mg per serving; the middle half of products list 50 mg to 252 mg, the median 115 mg.DV 1,300 mgUL 2,500 mg53 mg

71% of 17,831 products listing calcium give more (median 115 mg). Per day at the most servings: 106 mg.

Licoriceproprietary baseno amount given

Source: NIH ODS Dietary Supplement Label Database, label 282496 (entered January 23, 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?

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:

  • 89% of the 12,413 products that print an amount of niacin list more than its 5 mg of niacin (median 20 mg).
  • Its 490 mg of pantothenic acid (vitamin B5) is higher than 98% of the 10,060 pantothenic acid (vitamin B5) products that print an amount; 174 list more.

The NIH database records 2 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?

The products whose ingredient lists overlap most with Anti-Fatigue's, rare ingredients counting for more.

  • CortrexThorne Research · off the market 6 shared, 51% alike
  • CortrexThorne · off the market 6 shared, 51% alike
  • CortiviveIntegrative Therapeutics 6 shared, 49% alike
  • Tad+Genestra Brands 8 shared, 44% alike
  • Stress GuardOregon's Wild Harvest 6 shared, 42% alike
  • Adrenal Xtra Energy SupportMichael's Naturopathic Programs 5 shared, 41% alike

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
Directions: 2 tablets 2 times daily
Warnings
Do not purchase if seal is broken.
Keep out of reach of children.
Do not use during pregnancy or when nursing unless recommended by your health care professional.

Source: label statements in DSLD label 282496.

What else is on the label?

Other ingredients: Calcium Pantothenate, Cellulose, Stearic Acid, Magnesium Stearate, Modified Cellulose, Vegetable Coating.

How many labels does Anti-Fatigue have?

One label is on file, entered on January 23, 2023.

  1. Label 282496 (current) Entered January 23, 2023 · on the market · 80 tablets · UPC 6 96916 22010 8

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

Who makes it?

The label names Kroeger Herb Products Co., Inc. (manufacturer), Longmont, CO. All Kroeger Herb Products Co. products.

Where next?