International Society of Sports Nutrition position stand: safety and efficacy of creatine supplementation in exercise, sport, and medicine

RB Kreider, DS Kalman, J Antonio… - Journal of the …, 2017 - Taylor & Francis
Creatine is one of the most popular nutritional ergogenic aids for athletes. Studies have
consistently shown that creatine supplementation increases intramuscular creatine …

The chemistry and biology of guanidine natural products

RGS Berlinck, AF Bertonha, M Takaki… - Natural product …, 2017 - pubs.rsc.org
Covering: 2015 and 2016 The chemistry and biology of natural guanidines isolated from
microbial culture media, from marine invertebrates, as well as from terrestrial plants and …

Efficacy of guanidinoacetic acid at different dietary crude protein levels on growth performance, stress indicators, antioxidant status, and intestinal morphology in …

M Amiri, HA Ghasemi, I Hajkhodadadi… - Animal Feed Science and …, 2019 - Elsevier
This experiment was conducted to evaluate the effects of dietary crude protein [CP; normal
and low (90% of the normal CP level)] and guanidinoacetic acid (GAA; 0, 0.6, and 1.2 g/kg of …

Effects of guanidinoacetic acid and complex antioxidant supplementation on growth performance, meat quality, and antioxidant function of broiler chickens

W Zhao, J Li, T Xing, L Zhang… - … of the Science of Food and …, 2021 - Wiley Online Library
BACKGROUND This study was conducted to evaluate the effects of adding guanidinoacetic
acid (GAA), or complex antioxidant (CA), or their combination, in diets on the growth …

[HTML][HTML] Nutritional modulation of fertility in male poultry

AM Fouad, HAK El-Senousey, D Ruan, W Xia, W Chen… - Poultry science, 2020 - Elsevier
The increased consumption of protein derived from poultry demands greater poultry
production, but increased poultry production (meat and eggs) is dependent on the fertility of …

Creatine monohydrate and guanidinoacetic acid supplementation affects the growth performance, meat quality, and creatine metabolism of finishing pigs

J Li, L Zhang, Y Fu, Y Li, Y Jiang… - Journal of agricultural …, 2018 - ACS Publications
This study aimed to investigate the effects of creatine monohydrate (CMH) and
guanidinoacetic acid (GAA) supplementation on the growth performance, meat quality, and …

Potential harmful effects of dietary supplements in sports medicine

L Deldicque, M Francaux - Current Opinion in Clinical Nutrition & …, 2016 - journals.lww.com
The consumption of over-the-counter supplements is very popular in athletes. Although most
supplements may be considered as safe when taking at the recommended doses, athletes …

Biosynthesis of a New Fusaoctaxin Virulence Factor in Fusarium graminearum Relies on a Distinct Path To Form a Guanidinoacetyl Starter Unit Priming …

Z Tang, H Tang, W Wang, Y Xue, D Chen… - Journal of the …, 2021 - ACS Publications
Fusarium graminearum is a pathogenic fungus causing huge economic losses worldwide
via crop infection leading to yield reduction and grain contamination. The process through …

[HTML][HTML] Guanidinoacetic acid deficiency: a new entity in clinical medicine?

SM Ostojic, L Ratgeber, A Olah… - International Journal of …, 2020 - ncbi.nlm.nih.gov
Guanidinoacetic acid (GAA, also known as glycocyamine or betacyamine) is a naturally-
occurring derivative of glycine and a direct metabolic precursor of creatine, a key player in …

Guanidinoacetic acid in human nutrition: Beyond creatine synthesis

SM Ostojic, J Jorga - Food Science & Nutrition, 2023 - Wiley Online Library
Guanidinoacetic acid (GAA) is a nutrient that has been used in human nutrition since the
early 1950s. Recommended for its role in creatine biosynthesis, GAA demonstrated …