Nugenix Ultimate Testosterone by Nugenix — Ingredients, Evidence & Safety

Product Label

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Label Data

4 Tablet(s) Serving Size

30 Servings

Botanical with Nutrients Product Type

0% Evidence Coverage

Supplement Facts — Evidence Check

D-Aspartic Acid

3000 mg

📊 Market median: 2000.0mg (63 products)

Median 2000.0mg This product: 3000mg

Fenugreek extract

700 mg

📊 Market median: 500.0mg (193 products) 📚 7 studies — no high-quality reviews

This product: 700mg

Boron

10 mg

📊 Market median: 3.0mg (58 products) 📚 2 studies — no high-quality reviews

This product: 10mg UL 20mg

Epimedium grandiflorum

650 mg

Mucuna pruriens extract

250 mg

Maca

250 mg

📊 Market median: 500.0mg (357 products) 📚 1 studies — no high-quality reviews

This product: 250mg

Stinging Nettle extract

360 mg

Tongkat Ali 100:1 extract

200 mg

Other Ingredients

Gelatin Magnesium Stearate

Label Claims — Verification

❓ All Other

❓ Structure/Function

All Other (97% of products) Structure/Function (94% of products) Nutrient (48% of products) No Claim (2% of products)

Target Groups

Adult Male (18-50 Years)

Product Information

📋 Directions for Use

Usage: Adults: Take 4 tablets every day with a glass of water. Take on an empty stomach, at least 30 minutes after your last meal, before working out. Use continuously for up to 4 weeks, followed by a 2-4 week off period. Combine with strength training program. Do not exceed 4 tablets per day.

⚠️ Warnings & Precautions

Precautions: Use as directed.

Consult a health care practitioner if you have a serious medical condition or use prescription medications.

This product should not be taken by women. For adults only. Discontinue use two weeks prior to surgery.

Keep out of the reach of children.

Do not exceed 4 tablets per day.

Warning: Do not exceed recommended dose.

Additional Information

Nugenix Ultimate is no fluff, hardcore, complex free testosterone formula designed to be taken only as directed and for people who are looking for serious testosterone support in their lifestyle and in the gym.

Contains 8 key ingredients designed to help boost free testosterone, maximize muscle growth, increase drive, and help modulate androgenic activity.

Keep product at room temperature and humidity (59-86F, 40% RH).

Advanced free testosterone complex Helps To: Boost free testosterone Maximize muscle growth Increase drive and vitality Modulate androgenic activity

Product Details

UPC / SKU 8 55710 00220 8

DSLD Entry Date 2017-04-25

Product Type Botanical with Nutrients

Form Tablet or Pill

Brand Nugenix

DSLD ID 72569

Data Updated 2026-04-11

Research Evidence

9 Research Sources

37 Avg Quality Score

5 Rct

4 Other

C The Effects of Six-Gram D-Aspartic Acid Supplementation on the Testosterone, Cortisol, and Hematological Responses of Male Boxers Subjected to 11 Days of Nocturnal Exposure to Normobaric Hypoxia

Rct Nutrients 2023

PubMed DOI

C Using an experimental medicine model to understand the antidepressant potential of the N-Methyl-D-aspartic acid (NMDA) receptor antagonist memantine

Rct Journal of psychopharmacology (Oxford, England) 2012

PubMed DOI

C The effects of d-aspartic acid supplementation in resistance-trained men over a three month training period: A randomised controlled trial

Rct PloS one 2017

PubMed DOI

C Short-Term d-Aspartic Acid Supplementation Does Not Affect Serum Biomarkers Associated With the Hypothalamic-Pituitary-Gonadal Axis in Male Climbers

Rct International journal of sport nutrition and exercise metabolism 2019

PubMed DOI

C Combined melatonin and adrenocorticotropic hormone treatment attenuates N-methyl-d-aspartate-induced infantile spasms in a rat model by regulating activation of the HPA axis

Other Neuroscience letters 2021

PubMed DOI

D A placebo-controlled randomized crossover trial of the N-methyl-D-aspartic acid receptor antagonist, memantine, in patients with chronic phantom limb pain

Rct Anesthesia and analgesia 2004

PubMed DOI

D The efficacy of adrenocorticotropic hormone in a girl with anti-N-methyl-D-aspartate receptor encephalitis

Other Brain & development 2018

PubMed DOI

D The role and molecular mechanism of D-aspartic acid in the release and synthesis of LH and testosterone in humans and rats

Other Reproductive biology and endocrinology : RB&E 2009

PubMed DOI

F Blockage of N-methyl-D-aspartate receptors decreases testosterone levels and enhances postnatal neuronal apoptosis in the preoptic area of male rats

Other Neuroendocrinology 2000

PubMed

View all evidence for D Aspartic Acid →