N.O. XT

product on market Capsule Jacked Factory Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • Limited research evidence available for ingredients
B Label Compliance Grade
Label

Product Label

Label for N.O. XT
Open Full PDF View on NIH DSLD →
Details

Label Data

3 Capsule(s)
Serving Size
30
Servings
Other Combinations
Product Type
0%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

500 mg
Market median: 2000.0mg (275 products)
66.7 mg
Market median: 500.0mg (143 products)
L-Glutathione
66.7 mg
BioPerine
1.7 mg

Other Ingredients

Hypromellose L-Leucine
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Recommended use: A source of substrates for nitric oxide production, a vasodilator. Directions: Adult(s) (18 years and over) 3 capsules, 2 times per day. Ensure to drink optimal fluid before, during and after exercise. Duration of use: Consult a healthcare practitioner for use beyond 2 weeks.

Warnings & Precautions

Warnings: Consult a health care practitioner prior to use if you are pregnant or breastfeeding, or if you suffer from cardiovascular disease and are attempting an increase in physical activity or if your cardiovascular condition worsens. Consult a health care practitioner prior to use if you are taking any other medications or natural health products, as black pepper/piperine may alter their effectiveness , or if you are taking medication for cardiovascular diseases, erectile dysfunction, and/or blood thinners.

Duration of use: Consult a healthcare practitioner for use beyond 2 weeks. Contra-indications: Do not use if you have had a heart attack/myocardial infraction. Known adverse reactions: some people may experience gastrointestinal discomfort/disturbances. Do not use if seal is broken. Security feature is self evident

Allergen warning: This product is manufactured in a facility which may also process milk, soy, wheat, egg, peanuts, tree nuts, fish and shellfish.

Formulation Notes

1500 mg L-citrulline 500 mg Nitrosigine 200 mg Glutathione Per serving

Supports production of nitric oxide

Additional Information

NPN 80125263

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Metadata

Product Details

UPC / SKU6 72691 00452 2
DSLD Entry Date2024-10-24
Product TypeOther Combinations
FormCapsule
DSLD ID319463
Data Updated2026-04-11
Research

Research Evidence

12
Research Sources
45
Avg Quality
6
Rct
5
Clinical Trial
1
Meta Analysis
C Effect of food sources of nitrate, polyphenols, L-arginine and L-citrulline on endurance exercise performance: a systematic review and meta-analysis of randomised controlled trials
Meta Analysis Journal of the International Society of Sports Nutrition 2021 PubMed DOI
C Effects of L-Citrulline Supplementation on Endothelial Function and Blood Pressure in Hypertensive Postmenopausal Women.
Rct Nutrients PubMed DOI
C Effects of Acute Citrulline Malate Supplementation on CrossFit® Exercise Performance: A Randomized, Double-Blind, Placebo-Controlled, Cross-Over Study.
Rct Nutrients PubMed DOI
C Impact of L-Citrulline Supplementation and HIIT on Lipid Profile, Arterial Stiffness, and Fat Mass in Obese Adolescents with Metabolic-Dysfunction-Associated Fatty Liver Disease: A Randomized Clinical Trial.
Rct Nutrients PubMed DOI
C Effect of L-Citrulline Supplementation on NAFLD in Adolescents With Obesity
Clinical Trial ClinicalTrials.gov 2021
C Effects of L-Citrulline or Citrulline-malate on Neuromuscular Performance in Resistance-trained Adults
Clinical Trial ClinicalTrials.gov 2022
C Acute effects of Nitrosigine® and citrulline malate on vasodilation in young adults.
Rct Journal of the International Society of Sports Nutrition PubMed DOI
C Effects of Combined Versus Single Supplementation of Creatine, Beta-Alanine, and L-Citrulline During Short Sprint Interval Training on Basketball Players' Performance: A Double-Blind Randomized Placebo-Controlled Trial.
Rct International journal of sports physiology and performance PubMed DOI
C Acute effects of combined supplementation of L-arginine and citrulline malate on aerobic, anaerobic, and CrossFit exercise performance.
Rct Scientific reports PubMed DOI
C L-Citrulline in Peripheral Artery Disease
Clinical Trial ClinicalTrials.gov 2016
View all evidence for Citrulline →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.