A multiway spectral analysis model to monitor the kinetic chlorination reaction of caffeine and determine its content in commercial liquid and solid drinks DOI
Erdal Dіnç, Asiye Üçer, Nazangül Ünal

и другие.

Food Chemistry, Год журнала: 2023, Номер 421, С. 136139 - 136139

Опубликована: Апрель 10, 2023

Язык: Английский

Selected legacy and emerging organic contaminants in sediments of China's Yangtze – the world's third longest river: Response to anthropogenic activities DOI
Yulin Chen,

Yang Tan,

Yuying Feng

и другие.

Environmental Pollution, Год журнала: 2024, Номер 346, С. 123608 - 123608

Опубликована: Фев. 28, 2024

Язык: Английский

Процитировано

10

The association between wet overactive bladder and consumption of tea, coffee, and caffeine: Results from 2005–2018 National Health and Nutrition Examination Survey DOI Creative Commons
Fucai Tang,

Jiahao Zhang,

Ruiying Huang

и другие.

Clinical Nutrition, Год журнала: 2024, Номер 43(6), С. 1261 - 1269

Опубликована: Апрель 16, 2024

Previous studies have reported an inconsistent relationship between overactive bladder (OAB) and the consumption of tea, coffee, caffeine. Our study aims to determine these associations in a large nationally representative adult sample.

Язык: Английский

Процитировано

7

Impact of bean origin and brewing methods on bioactive compounds, bioactivities, nutrition, and sensory perception in coffee brews: An Indonesian coffee gastronomy study DOI
Dian Herawati,

Mochamad Savin Armawan,

Nazwa Nurhaliza

и другие.

International Journal of Gastronomy and Food Science, Год журнала: 2024, Номер 35, С. 100892 - 100892

Опубликована: Фев. 11, 2024

Язык: Английский

Процитировано

4

Quantum physical analysis of caffeine and nicotine in CCL4 and DMSO solvent using density functional theory DOI Creative Commons
Manoj Sah, Rimjhim Chaudhary, Suresh Kumar Sahani

и другие.

Scientific Reports, Год журнала: 2025, Номер 15(1)

Опубликована: Март 26, 2025

Abstract This work used the 6-311++G(d, p) basis set in DFT/B3LYP and DFT/CAM-B3LYP technique to build molecular structures of nicotine caffeine molecules. The minimum energy gives stability these molecules with their corresponding dipole moment. optimized structure compute Raman spectroscopy UV-Vis CCl4 DMSO solvent, employing p), CAM-B3LYP hybrid function, C-PCM model. re-optimized molecule is study NLOs property which also give moment, polarizability hyperpolarizability titled We AIM investigate molecules’ intramolecular interactions, bond critical points, interbasin paths. Multiwfn software 3.8 produces NCI-RGD diagram, we use determine weak interaction, electron density, Van der Waals steric effect, hydrogen bond. Similarly, analyze covalent surface using ELF LOL techniques.

Язык: Английский

Процитировано

0

Bioactive and neoformed compounds in coffee: Dietary intake and population exposure in Neiva, Colombia DOI Creative Commons
Jessica P. Jiménez-Ochoa,

María Elena Medina-Orjuela,

Nelson Gutiérrez-Guzmán

и другие.

Food Chemistry X, Год журнала: 2025, Номер unknown, С. 102492 - 102492

Опубликована: Апрель 1, 2025

Язык: Английский

Процитировано

0

A picture of pharmaceutical pollution in landfill leachates: Occurrence, regional differences and influencing factors DOI
Xia Yu, Shuguang Lyu, Wentao Zhao

и другие.

Waste Management, Год журнала: 2024, Номер 184, С. 20 - 27

Опубликована: Май 24, 2024

Язык: Английский

Процитировано

3

Caffeine Boosts Weight-Lifting Performance in Rats: A Pilot Study DOI Open Access

Emanuel Pereira-Alves,

Julia Machado-Pereira,

A. R. M. MONTEIRO

и другие.

Nutrients, Год журнала: 2024, Номер 16(13), С. 2022 - 2022

Опубликована: Июнь 26, 2024

Caffeine is a well-described ergogenic aid used to enhance athletic performance. Using animal models can greatly increase our understanding of caffeine’s mechanisms in Here, we adapted an weight-lifting exercise model demonstrate effect rats. Male Wistar rats (315 ± 35 g) were randomly divided into two groups: one group received 5 mg·kg−1 caffeine (0.5 mL; CEx; n = 5) and the other 0.9% NaCl PEx; 4) through orogastric probe (gavage) hour before exercise. Weight-lifting sessions performed over three subsequent days, number complete squats was counted. Analyses area under curve all experiments showed that CEx responded more stimuli, performing (1.7-, 2.0-, 1.6-fold; p < 0.05) than control did. These days’ data analyzed better understand cumulative this exercise, hyperbolic fitted these data. Data fitting from caffeine-supplemented group, CEx, also larger Smax Kd (2.3-fold 1.6-fold, respectively) PEx Our study demonstrated acute for first time, suggesting potential avenues future research.

Язык: Английский

Процитировано

1

The association of caffeine intake and prevalence of obesity among children and adolescents: A cross-sectional survey from NHANES 2011–2020 March DOI Creative Commons

Zi Rui Liu,

Kai Cui

PLoS ONE, Год журнала: 2024, Номер 19(6), С. e0300566 - e0300566

Опубликована: Июнь 3, 2024

Background Many studies have demonstrated the beneficial health effects of caffeine. However, its association with obesity prevalence and caffeine intake remains controversial. Notably, impact on children adolescents needs to be more adequately represented in large-scale epidemiological investigations. Objective This study examines between aged 2 19. Methods used database from National Health Nutrition Examination Survey (NHANES, 2011–2020 March) perform a cross-sectional study. A total 10,001 classified were included this analysis. All data survey-weighted, corresponding logistic regression models performed examine associations obesity. Results In fully adjusted model, per-quartile increase was associated 0.05% increased subgroup analysis, multivariate-adjusted ORs (95% CIs) for 1.3497 (1.2014, 1.5163) increments 1.5961 (1.3127, 1.9406) boys 1.4418 (1.1861, 1.7525) girls, 1.5807 (1.3131, 1.9027) white race 1.3181 (1.0613, 1.6370), 1.0500 (0.6676, 1.6515) age 2–5, 1.4996 (1.1997, 1.8745) 6–12, 1.2321 (0.9924, 1597) 13–19. Conclusion The suggested that higher may protective effect against specific subgroups, particularly among no overweight individuals. not significant other groups, indicating need nuanced understanding caffeine’s diverse populations.

Язык: Английский

Процитировано

0

Evaluation of the Caffeine Content in Servings of Popular Coffees in Terms of Its Safe Intake—Can We Drink 3–5 Cups of Coffee per Day, as Experts Advise? DOI Open Access
Regina Wierzejska,

Iwona Gielecińska

Nutrients, Год журнала: 2024, Номер 16(15), С. 2385 - 2385

Опубликована: Июль 23, 2024

The spreading knowledge of the health benefits coffee and development gastronomy with a wide range coffees prompt an evaluation their caffeine content in terms safe intake. study analyzed popular comparison recommendations for single dose (200 mg) daily intake (400 mg), guidelines drinking 3-5 cups per day. A total 299 samples from franchise shops homemade were tested. "takeaway" had three times higher mean (p < 0.005) compared to coffees. Americano was "strongest" (143 mg caffeine/serving on average), while prepared by pouring hot water over one teaspoon ground "lightest" (23 average) 0.05). Over 200 serving found 4% samples. 400 would be consumed people "on go" 4-5 servings many types coffee, except espresso. In this respect, are safer. Therefore, should more practical, indicate not only number cups, but also "strength" various order avoid regular high amounts caffeine.

Язык: Английский

Процитировано

0

Caffeine Intake from Foods and Beverages and Trends among Chinese Children and Adolescents: 2004-2018 DOI

Ou Tong,

Yue Cao, Yan Song

и другие.

Food and Chemical Toxicology, Год журнала: 2024, Номер unknown, С. 115025 - 115025

Опубликована: Окт. 1, 2024

Язык: Английский

Процитировано

0