PlainVitamins

NO2 Black Muscle+Pump Swoleberry

by MRI Performance · powder · 1.32 lbs

  • On the market (NIH)
  • UPC 8 50008 77704 2
  • DSLD label 251090
  • Serving 10 g (1 Scoop); amounts per 20 g
  • 30 servings

NO2 Black Muscle+Pump Swoleberry by MRI Performance lists 28 ingredients, 14 with an amount per serving of 20 g, such as 250 mg of vitamin C and 125 mg of vitamin C; 14 sit inside a blend without their own amounts, beside 2 Nutrition Facts rows (calories, fat and the like). Its current label entered the NIH Dietary Supplement Label Database on June 23, 2021.

What is in NO2 Black Muscle+Pump Swoleberry?

Each row as the label prints it, per serving of 20 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).

NO2 Black Muscle+Pump Swoleberry: Supplement Facts rows against the market (DSLD label 251090, January 2026 release)
IngredientAmount% DVAmong products listing it
Sodiumas Sodium Chloride80 mg3%Sodium in NO2 Black Muscle+Pump Swoleberry against 14,514 products120 mg per serving; the middle half of products list 15 mg to 142 mg, the median 55 mg.120 mg

Higher than 69% of 14,514 products listing sodium (median 55 mg). Per day at the most servings: 240 mg.

Vitamin Cas Ascorbic Acid250 mg278%Vitamin C in NO2 Black Muscle+Pump Swoleberry against 18,583 products375 mg per serving; the middle half of products list 60 mg to 270 mg, the median 100 mg.DV 90 mgUL 2,000 mg375 mg

Higher than 79% of 18,583 products listing vitamin C (median 100 mg). Per day at the most servings: 750 mg.

Pump & Feed Formula15,700 mg
L-Citrulline8,000 mgCitrulline in NO2 Black Muscle+Pump Swoleberry against 1,209 products12 g per serving; the middle half of products list 1 g to 5 g, the median 3 g.12 g

Higher than over 99% of 1,209 products listing citrulline (median 3 g). Per day at the most servings: 24 g.

HydroMaxas Glycerol powder3,000 mgGlycerol in NO2 Black Muscle+Pump Swoleberry against 258 products4.5 g per serving; the middle half of products list 1 g to 3 g, the median 2 g.4.5 g

Higher than 84% of 258 products listing glycerol (median 2 g). Per day at the most servings: 9 g.

Nitrosigine2,000 mgArginine silicate inositol in NO2 Black Muscle+Pump Swoleberry against 274 products3 g per serving; the middle half of products list 0.75 g to 1.5 g, the median 1.37 g.3 g

Higher than 99% of 274 products listing arginine silicate inositol (median 1.37 g). Per day at the most servings: 6 g.

Ornithine Hydrochloride1,500 mgOrnithine in NO2 Black Muscle+Pump Swoleberry against 258 products2,250 mg per serving; the middle half of products list 100 mg to 900 mg, the median 400 mg.2,250 mg

Higher than 98% of 258 products listing ornithine (median 400 mg). Per day at the most servings: 4,500 mg.

Agmatine Sulfate1,000 mgAgmatine in NO2 Black Muscle+Pump Swoleberry against 514 products1,500 mg per serving; the middle half of products list 500 mg to 1,000 mg, the median 750 mg.1,500 mg

Higher than 91% of 514 products listing agmatine (median 750 mg). Per day at the most servings: 3,000 mg.

S7 N1284200 mg
Green Coffee bean extractin the blend, no amount given
Green Tea extractin the blend, no amount given
Turmeric extractin the blend, no amount given
Tart Cherryin the blend, no amount given
Blueberryin the blend, no amount given
Broccoliin the blend, no amount given
Kalein the blend, no amount given
Detox Agent200 mg
Activated Charcoal200 mgActivated Charcoal in NO2 Black Muscle+Pump Swoleberry against 103 products300 mg per serving; the middle half of products list 300 mg to 570 mg, the median 520 mg.300 mg

73% of 103 products listing activated charcoal give more (median 520 mg). Per day at the most servings: 600 mg.

Sodiumas Sodium Chloride40 mg2%
Vitamin Cas Ascorbic Acid125 mg139%
Pump & Feed Formula7,850 mg
L-Citrulline4,000 mg
HydroMaxas Glycerol powder1,500 mg
Nitrosigine1,000 mg
Ornithine Hydrochloride750 mg
Agmatine Sulfate500 mg
S7 N1284100 mg
Green Coffee bean extractin the blend, no amount given
Green Tea extractin the blend, no amount given
Turmeric extractin the blend, no amount given
Tart Cherryin the blend, no amount given
Blueberryin the blend, no amount given
Broccoliin the blend, no amount given
Kalein the blend, no amount given
Detox Agent100 mg
Activated Charcoal100 mg

Source: NIH ODS Dietary Supplement Label Database, label 251090 (entered June 23, 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?

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 12 g of L-citrulline (filed by NIH under citrulline) (2 rows of the label added together) is higher than over 99% of the 1,209 citrulline products that print an amount; 3 list more.
  • Its 3 g of nitrosigine (filed by NIH under arginine silicate inositol) (2 rows of the label added together) is higher than 99% of the 274 arginine silicate inositol products that print an amount; 1 list more.
  • Its 2,250 mg of ornithine (2 rows of the label added together) is higher than 98% of the 258 ornithine products that print an amount; 3 list more.
  • Its 1,500 mg of agmatine (2 rows of the label added together) is higher than 91% of the 514 agmatine products that print an amount; 3 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?

2 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
Directions and Suggested Use: 1 serving (1 scoop) twice a day. On training days, adhere to the serving chart below.
On training days take your first serving with 4-6 oz of water on an empty stomach 0-30 minutes before a workout. Consume your second serving at least 6 hours before or after your pre-workout serving. Adjust water amount to desired consistency. As NO2 Black Muscle+Pump is highly concentrated, adhere to the below serving chart.
Daily Serving Chart Up to 200 Pounds 1 Serving 1 serving (1 scoop) at least 30 minutes before eating or working out
Over 200 Pounds 2 Servings 2 servings (2 scoops) at least 30 minutes before eating or working out
Warnings
Keep out of the reach of children.
Warning: Do not exceed recommended dose listed.
This product is not intended for use by any persons under age 18, who are pregnant or lactating, or have serious medical conditions including high blood pressure and a history of cold sores, are taking prescription drugs, or have allergies to arginine, corn, or citrus fruit.
All persons should consult a physician or your healthcare professional before using dietary supplements, as individuals may have different supplemental needs. Consumption of this product that is inconsistent with recommended usage may produce adverse side effects. Discontinue use and contact a physician immediately if you experience any adverse symptoms. Discontinue use two weeks prior to surgery.
Allergens and what it does not contain
Free from: egg, fish, crustacean shellfish, tree nuts, wheat, peanuts, soybeans, yeast, artificial colors, added sugar or preservatives.
Stimulant-free Stimulants can constrict the blood vessels. Having stimulants in a NO product can be counter-productive. MRI's NO2 Black Muscle+Pump is stimulant-free so you can optimize pumps without interference.
Storage
Keep container tightly closed in a cool, dry and dark place.

Source: label statements in DSLD label 251090.

What else is on the label?

Other ingredients: Natural & Artificial flavors, Citric Acid, Silicon Dioxide, Sucralose, Malic Acid.

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

How many labels does NO2 Black Muscle+Pump Swoleberry have?

One label is on file, entered on June 23, 2021.

  1. Label 251090 (current) Entered June 23, 2021 · on the market · 1.32 lbs · UPC 8 50008 77704 2

DSLD also links this label to: NO2 Black Muscle+Pump Black Razzy Ripped (flavor difference), NO2 Black Muscle+Pump Jacked Juice (flavor difference), NO2 Black Muscle+Pump Sour Pixie Pump (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 MRI Medical Research Institute (distributor), Fairfield, OH. All MRI Performance products.

Where next?