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

Open Full PDF View on NIH DSLD →

Details

Label Data

4 Capsule(s)

Serving Size

Servings

Amino acid/Protein

Product Type

Evidence Coverage

Ingredients

Supplement Facts — Evidence Check

D-Aspartic Acid

3000 mg

Market median: 2000.0mg (63 products)

Other Ingredients

Vegetable Cellulose Capsule

Claims

Label Claims — Verification

Unverified All Other

Unverified Structure/Function

Info

Product Information

Directions for Use

Suggested Use: Take 4 capsules daily, preferably with a meal, or as directed by a healthcare practitioner.

Warnings & Precautions

Caution: If you are pregnant, nursing, taking medication, or if you are under a physician care, consult your health care professional before using this or any other dietary supplement.

Keep out of reach of children.

Do not use if safety seal is damaged or missing.

Store in a cool dry place.

Formulation Notes

Vegetarian & vegan

No gluten, wheat, soy or dairy No binders or artificial ingredients

Enhance performance level 100% pure

No fillers, binders

Supports energy & stamina

This product has been manufactured in an FDA registered facility.

Additional Information

Please recycle Do not litter

Metadata

Product Details

UPC / SKU0 46708 99581 1

DSLD Entry Date2022-08-23

Product TypeAmino acid/Protein

FormCapsule

BrandSimple-Organics

DSLD ID271586

Data Updated2026-04-11

Research

Research Evidence

Research Sources

Avg Quality

Rct

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 →

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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.