PlainVitamins

Extreme Nitric Stack V.8 Blood Orange

by NutraBio · powder · 525.6 grams

  • Off the market since December 2019 (NIH)
  • UPC 6 49908 24771 3
  • DSLD label 66493
  • Serving 17.5 g (1 scoop)
  • 30 servings

Extreme Nitric Stack V.8 Blood Orange by NutraBio lists 8 ingredients, 8 with an amount per serving of 17.5 g, such as 4 g of L-glutamine, 3.5 g of aakg, 3 g of creatine HCl and 2 g of taurine. Its current label entered the NIH Dietary Supplement Label Database on November 21, 2016.

What is in Extreme Nitric Stack V.8 Blood Orange?

Each row as the label prints it, per serving of 17.5 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).

Extreme Nitric Stack V.8 Blood Orange: Supplement Facts rows against the market (DSLD label 66493, January 2026 release)
IngredientAmount% DVAmong products listing it
L-GlutamineL-Glutamine Note: Kyowa Quality4 gGlutamine in Extreme Nitric Stack V.8 Blood Orange against 1,850 products4 g per serving; the middle half of products list 0.356 g to 3 g, the median 1 g.4 g

Higher than 79% of 1,850 products listing glutamine (median 1 g). Per day at the most servings: 8 g.

AakgAAKG (Alt. Name: Arginine Alpha-Ketoglutarate) Note: 2:13.5 gArginine Alpha Ketoglutarate in Extreme Nitric Stack V.8 Blood Orange against 322 products3.5 g per serving; the middle half of products list 0.75 g to 1.99 g, the median 1 g.3.5 g

Higher than 90% of 322 products listing arginine alpha ketoglutarate (median 1 g). Per day at the most servings: 7 g.

Creatine HCl3 gCreatine in Extreme Nitric Stack V.8 Blood Orange against 1,768 products3 g per serving; the middle half of products list 1.11 g to 5 g, the median 2.5 g.3 g

Higher than 53% of 1,768 products listing creatine (median 2.5 g). Per day at the most servings: 6 g.

Taurine2 gTaurine in Extreme Nitric Stack V.8 Blood Orange against 2,337 products2,000 mg per serving; the middle half of products list 110 mg to 1,000 mg, the median 500 mg.2,000 mg

Higher than 86% of 2,337 products listing taurine (median 500 mg). Per day at the most servings: 4,000 mg.

CarnoSynas Beta-Alanine1.6 gBeta-Alanine in Extreme Nitric Stack V.8 Blood Orange against 1,778 products1.6 g per serving; the middle half of products list 1.6 g to 3.2 g, the median 2 g.1.6 g

60% of 1,778 products listing beta-alanine give more (median 2 g). Per day at the most servings: 3.2 g.

L- Citrulline DL MalateL- Citrulline DL Malate Note: 2:11 gCitrulline malate in Extreme Nitric Stack V.8 Blood Orange against 655 products1 g per serving; the middle half of products list 1 g to 6 g, the median 3 g.1 g

71% of 655 products listing citrulline malate give more (median 3 g). Per day at the most servings: 2 g.

L-Leucine1 gLeucine in Extreme Nitric Stack V.8 Blood Orange 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). Per day at the most servings: 2 g.

OkgOKG (Alt. Name: Ornithine Alpha-Ketoglutarate) Note: 2:1850 mgOrnithine ketoglutarate in Extreme Nitric Stack V.8 Blood Orange against 97 products850 mg per serving; the middle half of products list 75 mg to 1,000 mg, the median 150 mg.850 mg

Higher than 68% of 97 products listing ornithine ketoglutarate (median 150 mg). Per day at the most servings: 1,700 mg.

Source: NIH ODS Dietary Supplement Label Database, label 66493 (entered November 21, 2016), 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 3.5 g of aakg (filed by NIH under arginine alpha ketoglutarate) is higher than 90% of the 322 arginine alpha ketoglutarate products that print an amount; 19 list more.

The NIH database records 1 to 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 Extreme Nitric Stack V.8 Blood Orange'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.

Directions
1 serving mixed with favorite beverage 16 oz. 1-2x daily best if taken empty stomach Suggested Use: Take 1 serving of Extreme Nitric Stack (ENS) mixed into 16 ounces of water, once daily on an empty stomach. On workout days: If using ENS as a pre-workout, take 1 serving 30-45 minutes prior to your workout. If using an alternate pre-workout product, take ENS at least 4 hours before or after your pre-workout. Drink at least 32 ounces of additional water per day when using this product.
Warnings
Warning: Not intended for use by persons under the age of 18. Keep out of the reach of children.
If you are pregnant, breastfeeding, have known medical conditions (including kidney or liver disease) or are taking prescription or OTC medication(s) consult with your health care practitioner before using this product.
Do not use if you are at risk or are being treated for high blood pressure, diabetes, hypoglycemia, myocardial infarction (heart attack), liver, thyroid or psychiatric disease.
Allergens and what it does not contain
No fillers No excipients No additives (except flavoring)
Allergen free Non-GMO Gluten free BSE/TSE free Free of the most common allergens such as dairy, eggs, peanuts, tree nuts, fish, shellfish, soy, wheat, yeast, gluten, corn, barley, and lactose. No added sugars, salt, preservatives, salicylates, or artificial color, flavor or fragrance.
Storage
STORE IN A COOL DRY PLACE.

Source: label statements in DSLD label 66493.

What else is on the label?

Other ingredients: Flavoring.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): OU; Made in our GMP & FDA Inspected Facility; Made in USA.

How many labels does Extreme Nitric Stack V.8 Blood Orange have?

2 labels are on file under this name since October 22, 2015: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 66493 (current) Entered November 21, 2016 · off the market December 4, 2019 · 525.6 grams · UPC 6 49908 24771 3
  2. Label 51083 Entered October 22, 2015 · off the market September 19, 2016 · 525.6 grams · UPC 6 49908 24771 3

DSLD also links this label to: Extreme Nitric Stack V.8 Raw Unflavored (flavor difference), Extreme Nitric Stack V.8 Kiwi Strawberry (flavor difference), Extreme Nitric Stack V.8 Kiwi Strawberry (flavor difference), Extreme Nitric Stack V.8 Raw Unflavored (flavor difference), Extreme Nitric Stack V.8 Kiwi Strawberry (flavor difference), Extreme Nitric Stack Blood Orange (flavor difference), Extreme Nitric Stack Blood Orange (image difference, same product), Extreme Nitric Stack Kiwi 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 NutraBio Labs, Inc. (manufacturer), Middlesex, NJ. All NutraBio products.

Where next?