🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 57% of ingredients have research evidence
A Label Compliance Grade

Product Label

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Label Data

4 Capsule(s) Serving Size
30 Servings
Other Combinations Product Type
57% Evidence Coverage

Supplement Facts — Evidence Check

30 IU (100% DV)
✅ 1.3× RDA — within safe limits 📚 177 studies (Tier A: 3, B: 90)
RDA 15mg This product: 20.1mg UL 1000mg
8 mg (400% DV)
📊 6.2× RDA — above typical dose (UL: 100 mg) 📚 113 studies (Tier A: 3, B: 35)
RDA 1.3mg This product: 8mg UL 100mg
48 NP (800% DV)
📊 20000.0× RDA — above typical dose 📚 138 studies (Tier A: 1, B: 44)
RDA 0.0024mg This product: 48mg
1.5 mg (10% DV)
✅ Within RDA (0.1× RDA of 11 mg) 📚 258 studies (Tier A: 6, B: 134)
RDA 11mg This product: 1.5mg UL 40mg
📊 Market median: 300.0mg (68 products)
Median 300.0mg This product: 200mg
High T Black Proprietary Blend
900 mg
NO3X Nitric Oxide Booster
1600 mg

Other Ingredients

Gelatin Cellulose Magnesium Stearate Titanium Dioxide FD&C Blue #1 FD&C Red #40 FD&C Yellow #6

Label Claims — Verification

All Other
Structure/Function
All Other (98% of products) Structure/Function (93% of products) Nutrient (19% of products)

Target Groups

Adult Male (18-50 Years)

Product Information

📋 Directions for Use

Usage: As a dietary supplement, take 4 capsules daily with water. For best results, vigorous exercise and a sensible diet and recommended. Use this product for no less than 8 weeks for maximum results. Do not exceed 6 capsules daily.

⚠️ Warnings & Precautions

Do not exceed 6 capsules daily.

Precautions: Discontinue use two weeks prior to surgery. Consult your physician before use. Use only as directed.

Do not take this product if you are pregnant or nursing. Consult a health care professional before use if you are allergic to any ingredients, have a serious medical condition, or use prescription medications.

For adult use only.

🧪 Formulation Notes

NO3X Nitric Oxide Booster

Caffeine free

Eurycoma Longifolia Content: 100mg per serving

This advanced Hard Core Formulation includes NO3X Nitric Oxide Booster and Raspberry Ketones to improve endurance, speed recovery time, and maximize strength before, during, and after a workout.

Nitric Oxide & Muscle Mass

Additional Information

Muscle matters

REV. 10

Testosterone booster In association with resistance training.

Made in USA Manufactured in a GMP certified facility Good Manufacturing Practice Quality guaranteed

kfm|brands

Some competitive athletes have a problem with caffeine. They want to feel the fine tuned responses from months and years of training. During the heat of the battle being 'in control' can make or break you. The difference between too much adrenaline and not enough.

We are ready - are you?

In a man's brain, there is a complex chain of signals called the hypothalamic-pituitary-gonandal axis. The Testosterone produced in the testes is regulated by this chain. At the onset of puberty, there is a rapid increase in the production of Testosterone. But just as rapidly as it increases at puberty, Testosterone production begins to slow from the age of 30 onward.

20 30 40 50 60 70 80 90 Age Range

Scientifically Formulated Sex Drive & Libido Strength & Stamina Energy & Vitality

Product Details

UPC / SKU 8 51806 00414 9
DSLD Entry Date 2019-01-07
Product Type Other Combinations
Form Capsule
Brand High T
DSLD ID 181711
Data Updated 2026-04-11

Research Evidence

82 Research Sources
51 Avg Quality Score
28 Rct
19 Meta Analysis
17 Clinical Trial
16 Systematic Review
A Preconception lifestyle advice for people with infertility
Meta Analysis The Cochrane database of systematic reviews 2021
B The effects of caffeine intake on weight loss: a systematic review and dos-response meta-analysis of randomized controlled trials
Meta Analysis Critical reviews in food science and nutrition 2019
B Effects of caffeine chewing gum supplementation on exercise performance: A systematic review and meta-analysis
Meta Analysis European journal of sport science 2023
B Genetic susceptibility to caffeine intake and metabolism: a systematic review
Systematic Review Journal of translational medicine 2024
B Pharmacological interventions for sleepiness and sleep disturbances caused by shift work
Meta Analysis The Cochrane database of systematic reviews 2014
B Effects of Caffeine Intake on Endurance Running Performance and Time to Exhaustion: A Systematic Review and Meta-Analysis
Meta Analysis Nutrients 2022
B The effects of green tea extract supplementation on body composition, obesity-related hormones and oxidative stress markers: a grade-assessed systematic review and dose-response meta-analysis of randomised controlled trials
Meta Analysis The British journal of nutrition 2024
B Effect of green tea catechins with or without caffeine on anthropometric measures: a systematic review and meta-analysis
Systematic Review The American journal of clinical nutrition 2010
B Caffeine, CYP1A2 Genotype, and Endurance Performance in Athletes
Rct Medicine and science in sports and exercise 2018
B The combination of L-theanine and caffeine improves cognitive performance and increases subjective alertness
Rct Nutritional neuroscience 2010
View all evidence for Caffeine →

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