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Testosterone UP RED

product on market Softgel Capsule Irwin Naturals Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 15% of ingredients have research evidence
B Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · methodology

L-Citrulline is supported by moderate evidence for improving blood flow and athletic performance. Medium chain triglyceride oil provides a source of quick energy. Overall, the evidence coverage for this specific ingredient profile is very limited.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for Testosterone UP RED
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Liquid Softgel(s)
Serving Size
15
Servings
Botanical with Nutrients
Product Type
15%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Calories
45 Calorie(s)
Total Fat
2.5 Gram(s) (3% DV)
Protein
4 Gram(s)
Medium Chain Triglyceride Oil
2400 mg
1500 mg
Market median: 2000.0mg (275 products)
Market median: 500.0mg (193 products) 7 studies — no high-quality reviews
Market median: 120.0mg (440 products) 191 studies (A:1, B:71)
Beet, Powder
100 mg
LJ100 Tongkat Ali extract
100 mg
Cayenne, Powder
60 mg
Beta-Sitosterol
33 mg
Market median: 450.0mg (390 products) 160 studies (A:0, B:63)
BioPerine Complex
6 mg

Other Ingredients

Gelatin Water, Purified Glycerin Annatto Soy Lecithin Beeswax Silicon Dioxide Titanium Dioxide Maltodextrin
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions: (adult) for daily maintenance, take four (4) liquid soft-gels per day in divided doses, with meals and a full glass (8oz) of water. For a more immediate response, take four (4) liquid soft-gels one hour before activity. Do not take more than four (4) liquid soft-gels in one day.

Warnings & Precautions

Usage warnings: do not use a safety seal is broken. This product contains ingredients that may affect blood pressure, heart conditions and/or blood sugar. Individuals with low blood pressure should not take this product. Do not exceed recommended daily intake.

Check with your doctor before using this product and engaging in activity, if you are using medication, including anti-coagulants (blood thinners), or have any medical conditions. Do not use if you may become pregnant, are pregnant or nursing.

Not intended for use by persons under 18. Keep out of reach of children.

Contains: soy, tree nuts (coconut, palm kernel)

Formulation Notes

The key ingredients at the center of this amazing product are LJ100 Longjack and L-citrulline. Testosterone boost: as men age, testosterone levels start to decline. This male sex Mormon is known to promote vitality and is involved and mood, sex drive, muscle mass and muscle strength. This formula features LJ100 longJack, a patented extract that preliminary research suggests helps maintain testosterone levels already within a normal range. Nitric oxide boost: nitric oxide is a naturally-occurring compound in the body that plays a key role in cardiovascular health. Nitric oxide is produced in the inner lining of blood vessels and helps to relax and dilate vessels, allowing more blood flow throughout the body. This unique formula features L-citrulline, an amino acid that is readily converted to L-arginine, which can then be converted into nitric oxide within the body. Testosterone Up Red also features Asian ginseng traditionally used as a revitalizing tonic, and gingko extract, traditionally used to help support blood circulation. This product can be taken daily for ongoing maintenance of men's vitality and well-being.

Quality assurance- Irwin naturals is committed to providing the highest quality products for your health. We employ compliance testing to ensure purity and potency.

Patented bioperine- our special bioperine complex enhances the bioavailability, absorption and potency of many nutrients.

Testosterone Up Red with Nitric Oxide Booster

No preservatives added.

Testosterone Up Red is a unique 2-IN-1 formula for men of all ages.

It is designed to help enhance male vitality and performance by boosting testosterone levels already within the normal range, and supporting nitric oxide to enhance male physical activity. What makes us different: Liquid soft-gels- The nutrients in these easy-to-swallow liquid soft-gels are released fast. Other forms of delivery can contain binders and fillers that may cause stomach upset and offer no nutritional value. Advanced liquid soft-gels provide an optimum delivery system.

Powerful 2-in-1 formula for men of all ages to enhance vitality and performance

Additional Information

Pass Quality Tested Guaranteed

Store in a cool, dry place.

Questions: Contact consumer affairs 1-800-297-3273 Weekdays 8:00 am to 5:00 pm (pst) Questions@irwinnatruals.com 100+ Highly specialized products:

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Metadata

Product Details

UPC / SKU7 10363 58598 3
DSLD Entry Date2023-08-24
Product TypeBotanical with Nutrients
FormSoftgel Capsule
DSLD ID292135
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.