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Page 1
Evaluation of in vivo supplementation of 2660 mg D-aspartic acid and 200 mg ubiquinol and 10 mg zinc on different semen parameters in idiopathic male infertility: a randomized double blind placebo controlled study.
GamalEl Din SF, A M E, Elkhiat Y, Hussein T, AbdElSalam MA, Alam A, Ramzy D, Moatamed I, Zeidan A, Elahwany A, Ragab MW, Zahran O, Saad H. GamalEl Din SF, et al. Arch Ital Urol Androl. 2025 Jun 30;97(2):13554. doi: 10.4081/aiua.2025.13554. Epub 2025 Apr 18. Arch Ital Urol Androl. 2025. PMID: 40248985 Free article. Clinical Trial.
Idiopathic male subfertility is the commonest cause in most cases. D-aspartic acid (D-Asp) is an endogenous amino acid occurring in several tissues and cells of both invertebrates and vertebrates. The current study is one of the first to evaluate the in vivo …
Idiopathic male subfertility is the commonest cause in most cases. D-aspartic acid (D-Asp) is an endogenous amino acid …
The effects of d-aspartic acid supplementation in resistance-trained men over a three month training period: A randomised controlled trial.
Melville GW, Siegler JC, Marshall PWM. Melville GW, et al. PLoS One. 2017 Aug 25;12(8):e0182630. doi: 10.1371/journal.pone.0182630. eCollection 2017. PLoS One. 2017. PMID: 28841667 Free PMC article. Clinical Trial.
CONTEXT: Research on d-aspartic acid (DAA) has demonstrated increases in total testosterone levels in untrained men, however research in resistance-trained men demonstrated no changes, and reductions in testosterone levels. ...Randomised participants were 22 men (d- …
CONTEXT: Research on d-aspartic acid (DAA) has demonstrated increases in total testosterone levels in untrained men, however r …
Dietary supplementation with barley sprouts and d-aspartic acid improves reproductive hormone concentrations, testicular histology, antioxidant status, and mRNA expressions of apoptosis-related genes in aged broiler breeder roosters.
Barbarestani SY, Samadi F, Zaghari M, Pirsaraei ZA, Kastelic JP. Barbarestani SY, et al. Theriogenology. 2024 Jan 15;214:224-232. doi: 10.1016/j.theriogenology.2023.10.030. Epub 2023 Oct 31. Theriogenology. 2024. PMID: 37924739
The objective was to determine effects of dietary supplementation of barley sprouts (BS) and/or d-aspartic acid (DA) on the reproductive potential of aged broiler roosters. ...
The objective was to determine effects of dietary supplementation of barley sprouts (BS) and/or d-aspartic acid (DA) on …
Sodium L-Aspartate Supplementation Improves Repeated-Sprint Performance.
Yamaguchi K, Hayashi N, Sumi D, Ono M, Koizumi T, Sato W, Takeuchi F, Adachi Y, Goto K. Yamaguchi K, et al. Nutrients. 2023 Dec 15;15(24):5117. doi: 10.3390/nu15245117. Nutrients. 2023. PMID: 38140376 Free PMC article. Clinical Trial.
Aspartate supplementation has been reported to improve endurance performance by facilitating the tricarboxylic acid cycle flux. The present study was performed to investigate the effects of aspartate supplementation on repeated-sprint performance and blood pH …
Aspartate supplementation has been reported to improve endurance performance by facilitating the tricarboxylic acid cycle flux …
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.
Płoszczyca K, Czuba M, Zakrzeska A, Gajda R. Płoszczyca K, et al. Nutrients. 2023 Dec 25;16(1):76. doi: 10.3390/nu16010076. Nutrients. 2023. PMID: 38201906 Free PMC article. Clinical Trial.
The aim of this study was to evaluate the effects of D-aspartic acid (DAA) supplementation during a simulated altitude protocol on the hormonal and hematological responses in athletes. We hypothesized that DAA supplementation would contribute to an inc …
The aim of this study was to evaluate the effects of D-aspartic acid (DAA) supplementation during a simulated altitude …
D-aspartic acid supplementation combined with 28 days of heavy resistance training has no effect on body composition, muscle strength, and serum hormones associated with the hypothalamo-pituitary-gonadal axis in resistance-trained men.
Willoughby DS, Leutholtz B. Willoughby DS, et al. Nutr Res. 2013 Oct;33(10):803-10. doi: 10.1016/j.nutres.2013.07.010. Epub 2013 Aug 15. Nutr Res. 2013. PMID: 24074738 Clinical Trial.
It was hypothesized that D-aspartic acid (D-ASP) supplementation would not increase endogenous testosterone levels or improve muscular performance associated with resistance training. ...The gonadal hormones were unaffected by 28 days of D-ASP supplementat …
It was hypothesized that D-aspartic acid (D-ASP) supplementation would not increase endogenous testosterone levels or i …
Short-Term d-Aspartic Acid Supplementation Does Not Affect Serum Biomarkers Associated With the Hypothalamic-Pituitary-Gonadal Axis in Male Climbers.
Crewther B, Witek K, Draga P, Zmijewski P, Obmiński Z. Crewther B, et al. Int J Sport Nutr Exerc Metab. 2019 May 1;29(3):259-264. doi: 10.1123/ijsnem.2018-0076. Epub 2018 Sep 21. Int J Sport Nutr Exerc Metab. 2019. PMID: 29893592 Clinical Trial.
D-aspartic acid (DAA) is promoted as a testosterone (T) enhancing supplement by mechanisms involving the hypothalamic-pituitary-gonadal (HPG) axis. ...
D-aspartic acid (DAA) is promoted as a testosterone (T) enhancing supplement by mechanisms involving the hypothalamic-pituitar …
Effects of vitamin D supplementation on cognitive function and blood Abeta-related biomarkers in older adults with Alzheimer's disease: a randomised, double-blind, placebo-controlled trial.
Jia J, Hu J, Huo X, Miao R, Zhang Y, Ma F. Jia J, et al. J Neurol Neurosurg Psychiatry. 2019 Dec;90(12):1347-1352. doi: 10.1136/jnnp-2018-320199. Epub 2019 Jul 11. J Neurol Neurosurg Psychiatry. 2019. PMID: 31296588 Clinical Trial.
OBJECTIVE: Our study aimed to assess the effect of a 12-month vitamin D supplementation on cognitive function and amyloid beta (Abeta)-related biomarkers in subjects with Alzheimer's disease (AD). ...According to mixed-model analysis, vitamin D group had significant increa …
OBJECTIVE: Our study aimed to assess the effect of a 12-month vitamin D supplementation on cognitive function and amyloid beta (Abeta …
Serum metabolomic adaptations following a 12-week high-intensity interval training combined to citrulline supplementation in obese older adults.
Youssef L, Durand S, Aprahamian F, Lefevre D, Bourgin M, Maiuri MC, Dulac M, Hajj-Boutros G, Marcangeli V, Buckinx F, Peyrusqué E, Morais JA, Gaudreau P, Gouspillou G, Kroemer G, Aubertin-Leheudre M, Noirez P. Youssef L, et al. Eur J Sport Sci. 2023 Nov;23(11):2157-2169. doi: 10.1080/17461391.2023.2213185. Epub 2023 May 23. Eur J Sport Sci. 2023. PMID: 37161876 Free article. Clinical Trial.
Correlation analyses demonstrated that decreased triglyceride (TG) (16:1/18:1/16:0) and aspartic acid significantly correlated with a reduction of adiposity-related parameters (fat mass, leg lean mass, leptin, total triglycerides and low-density lipoprotein). Argini …
Correlation analyses demonstrated that decreased triglyceride (TG) (16:1/18:1/16:0) and aspartic acid significantly correlated …
Improving gut functions and egg nutrition with stevia residue in laying hens.
Tang M, Zhao J, Wu Y, Yu C, Peng C, Liu H, Cui Y, Lan W, Lin Y, Kong X, Xiong X. Tang M, et al. Poult Sci. 2024 Feb;103(2):103324. doi: 10.1016/j.psj.2023.103324. Epub 2023 Nov 27. Poult Sci. 2024. PMID: 38141275 Free PMC article.

The results showed that STER significantly increased egg production, the content of amino acids (alanine, proline, valine, ornithine, asparagine, aspartic acid, and cysteine) in egg whites, and decreased the yolk color (P < 0.05). Additionally, STER significantly

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The results showed that STER significantly increased egg production, the content of amino acids (alanine, proline, valine, ornithine, aspara …
38 results