🟢 100/100

This product looks safe

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

Product Label

📸

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Label Data

4 Capsule(s) Serving Size
60 Servings
Amino acid/Protein Product Type
0% Evidence Coverage

Supplement Facts — Evidence Check

3000 mg
📊 Market median: 2000.0mg (63 products)
Median 2000.0mg This product: 3000mg

Other Ingredients

Vegetarian Cellulose

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 (18 - 50 Years) Gluten Free Dairy Free

Product Information

📋 Directions for Use

Suggested Use: As a dietary supplement, take one serving (4 capsules) with at least 8 ounces of water or suitable beverage. Taken once in the morning and again in the evening preferably on an empty stomach.

⚠️ Warnings & Precautions

Warning: Keep out of the reach of children. Do not take this or any other supplement if under the age of 18, pregnant or nursing a baby, or if you have any known or suspected medical conditions and/ or taking prescription drug(s) or OTC medication(s).

Do not take this or any other supplement if under the age of 18, pregnant or nursing a baby, or if you have any known or suspected medical conditions and/ or taking prescription drug(s) or OTC medication(s).

Always consult with a qualified health physician before taking any new dietary supplement.

Do not use or consume if seal is broken.

🧪 Formulation Notes

Natural male booster

This contain non-GMO ingredients

Allergens: This product contains no soy, dairy & byproducts, eggs, fish, shellfish, wheat, gluten, tree nuts, or sesame seeds.

Additional Information

Increases nitric oxide production Improved libido

Storage: Store in a cool, dry place.

Product Details

UPC / SKU 8 18132 86881 4
DSLD Entry Date 2017-03-24
Product Type Amino acid/Protein
Form Capsule
Brand Hard Rhino
DSLD ID 72347
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
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
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
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
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
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
D The efficacy of adrenocorticotropic hormone in a girl with anti-N-methyl-D-aspartate receptor encephalitis
Other Brain & development 2018
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
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
View all evidence for D Aspartic Acid →

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