PlainVitamins

Endurox R4 Tangy Orange

by PacificHealth Laboratories · powder · 4.63 lbs

  • On the market (NIH)
  • UPC 6 05439 05141 0
  • DSLD label 18406
  • Serving 75 g (2 scoops)
  • 28 servings

Endurox R4 Tangy Orange by PacificHealth Laboratories lists 6 ingredients, 6 with an amount per serving of 75 g, such as 470 mg of vitamin C, 400 IU of vitamin E, 100 mg of calcium and 240 mg of magnesium, beside 9 Nutrition Facts rows (calories, fat and the like). Its current label entered the NIH Dietary Supplement Label Database on February 25, 2013.

What is in Endurox R4 Tangy Orange?

Each row as the label prints it, per serving of 75 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).

Endurox R4 Tangy Orange: Supplement Facts rows against the market (DSLD label 18406, January 2026 release)
IngredientAmount% DVAmong products listing it
Calories270 Calories
Calories from Fat10 Calories
Total Fat1 g2%Fat (unspecified) in Endurox R4 Tangy Orange against 11,965 products1 g per serving; the middle half of products list 1 g to 2.5 g, the median 1.5 g.1 g

56% of 11,965 products listing fat (unspecified) give more (median 1.5 g).

Saturated Fat0.5 g3%Saturated fat in Endurox R4 Tangy Orange against 5,234 products0.5 g per serving; the middle half of products list 0.5 g to 1.5 g, the median 1 g.0.5 g

66% of 5,234 products listing saturated fat give more (median 1 g).

Trans Fat0 g
Cholesterol30 mg10%Cholesterol in Endurox R4 Tangy Orange against 5,275 products30 mg per serving; the middle half of products list 5 mg to 45 mg, the median 15 mg.30 mg

Higher than 65% of 5,275 products listing cholesterol (median 15 mg).

Total Carbohydrates52 g17%Carbohydrate in Endurox R4 Tangy Orange against 21,979 products52 g per serving; the middle half of products list 1 g to 6 g, the median 3 g.52 g

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

Dietary Fiber0 g0%
Sugar40 gSugar in Endurox R4 Tangy Orange against 11,807 products40 g per serving; the middle half of products list 1 g to 4 g, the median 2 g.40 g

Higher than over 99% of 11,807 products listing sugar (median 2 g).

Protein13 g25%Protein in Endurox R4 Tangy Orange against 8,985 products13 g per serving; the middle half of products list 2 g to 24 g, the median 16 g.13 g

54% of 8,985 products listing protein give more (median 16 g).

Vitamin C470 mg780%Vitamin C in Endurox R4 Tangy Orange against 18,583 products470 mg per serving; the middle half of products list 60 mg to 270 mg, the median 100 mg.DV 90 mgUL 2,000 mg470 mg

Higher than 80% of 18,583 products listing vitamin C (median 100 mg).

Vitamin E400 IU1,330%Vitamin E in Endurox R4 Tangy Orange against 6,459 products400 IU per serving; the middle half of products list 15 IU to 100 IU, the median 30 IU.400 IU

Higher than 91% of 6,459 products listing vitamin E (median 30 IU).

Calcium100 mg10%Calcium in Endurox R4 Tangy Orange against 17,831 products100 mg per serving; the middle half of products list 50 mg to 252 mg, the median 115 mg.DV 1,300 mgUL 2,500 mg100 mg

53% of 17,831 products listing calcium give more (median 115 mg).

Magnesium240 mg60%Magnesium in Endurox R4 Tangy Orange against 14,003 products240 mg per serving; the middle half of products list 30 mg to 200 mg, the median 86 mg.UL 350 mgDV 420 mg240 mg

Higher than 83% of 14,003 products listing magnesium (median 86 mg).

Sodium190 mg8%Sodium in Endurox R4 Tangy Orange against 14,514 products190 mg per serving; the middle half of products list 15 mg to 142 mg, the median 55 mg.190 mg

Higher than 82% of 14,514 products listing sodium (median 55 mg).

Potassium100 mg3%Potassium in Endurox R4 Tangy Orange against 11,614 products100 mg per serving; the middle half of products list 50 mg to 190 mg, the median 99 mg.DV 4,700 mg100 mg

Higher than 51% of 11,614 products listing potassium (median 99 mg).

L-Glutamine420 mgGlutamine in Endurox R4 Tangy Orange against 1,850 products0.42 g per serving; the middle half of products list 0.356 g to 3 g, the median 1 g.0.42 g

73% of 1,850 products listing glutamine give more (median 1 g).

Source: NIH ODS Dietary Supplement Label Database, label 18406 (entered February 25, 2013), 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 400 IU of vitamin E is higher than 91% of the 6,459 vitamin E products that print an amount; 120 list more.

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?

6 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
Usage: Mix 2 scoops with 12 oz. of cold water. Take immediately after exercise.
Warnings
ALLERGEN INFORMATION: Contains milk and soy. Manufactured in a facility that processes eggs, wheat, tree nuts, fish, crustaceans and shellfish products.
Storage
Store at room temperature. Avoid excess heat above 104(0)F (40(0)C).

Source: label statements in DSLD label 18406.

What else is on the label?

Other ingredients: Dextrose, Whey Protein concentrate, Maltodextrin, Fructose, Sucrose, Citric Acid, Natural flavors, magnesium carbonate, Vitamin E Acetate, Ascorbic Acid, L-Glutamine, Salt, Soy Lecithin, monopotassium phosphate, Yellow 5, Yellow 6.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): U D.

How many labels does Endurox R4 Tangy Orange have?

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

  1. Label 18406 (current) Entered February 25, 2013 · on the market · 4.63 lbs · UPC 6 05439 05141 0
  2. Label 18390 Entered February 25, 2013 · on the market · 2.31 lbs · UPC 6 05439 05101 4

DSLD also links this label to: Tangy Orange (package size difference, same product), Endurox R4 Vanilla (flavor difference), Endurox R4 Fruit Punch (flavor difference), Endurox R4 Chocolate (flavor difference), Endurox R4 Lemon Lime (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 PACIFICHEALTH LABORATORIES, INC. (distributor), MATAWAN, NJ. All PacificHealth Laboratories products.

Where next?