Results 61 to 70 of about 18,455,093 (146)

Caffeine Content Assessment in Beverages and Food Supplements: Regulatory Challenges and Health Implications

ChemFoodChem, Volume 2, Issue 1, March 2026.
ABSTRACT This study presents an analysis of caffeine content in food supplements and evaluates current regulatory frameworks against established safety guidelines. High‐caffeine products, particularly sports, and food supplements, were assessed for compliance with the safety opinion of the European Food Safety Authority (EFSA). The investigation during
Leonie Rinke, Ann‐Kathrin Kull, Verena Bock, Dirk W. Lachenmeier   +3 more
wiley   +1 more source

Scientific Opinion on the safety of caffeine

EFSA Journal, 2015
Following a request from the European Commission, the EFSA Panel on Dietetic Products, Nutrition and Allergies was asked to deliver a scientific opinion on the safety of caffeine, providing advice on caffeine intakes, from all dietary sources that do not
EFSA Panel on Dietetic Products, Nutrition and Allergies (NDA)
doaj   +1 more source

Thermometer Ions, Internal Energies, and In‐Source Fragmentation in Ambient Ionization

Mass Spectrometry Reviews, Volume 45, Issue 2, Page 260-281, March/April 2026.
ABSTRACT Ionization and fragmentation are at the core of mass spectrometry. But they are not necessarily separated in space, as in‐source fragmentation can also occur. Here, we survey the literature published since our 2005 review on the internal energy and fragmentation in electrospray ionization sources.
Emilie Bertrand, Valérie Gabelica
wiley   +1 more source

Genetic Diversity Assessment of Citrus Varieties Using Morphological, Biochemical, and Simple Sequence Repeats Marker Approaches

New Zealand Journal of Crop and Horticultural Science, Volume 54, Issue 1, March 2026.
Citrus is a genetically diverse genus widely cultivated across tropical and subtropical regions, yet its varieties often exhibit overlapping morphological traits that complicate accurate identification. In this study, the genetic diversity of nine Citrus varieties was assessed using 36 Simple Sequence Repeats (SSR) markers in combination with key ...
Zunaira Aslam, Imran Riaz Malik, Najeeb ullah Khan, Suleman Gohar, Armghan Shahzad, Muhammad Shahid Munir, Mohammed Alqurashi, Salman Aloufi, Saqer S. Alotaibi, Sarah Albogami, Tolga İzgü, Özhan Şimşek, Faisal Zulfiqar   +12 more
wiley   +1 more source

Gender differences in biochemical markers and oxidative stress of rats after 28 days oral exposure to a mixture used for weight loss containing p-synephrine, ephedrine, salicin, and caffeine

Brazilian Journal of Pharmaceutical Sciences
The association of p-synephrine, ephedrine, salicin, and caffeine in dietary supplements and weight loss products is very common worldwide, even though ephedrine has been prohibited in many countries.
Gabriela Cristina Schmitt, Marcelo Dutra Arbo, Andréia Louise Lorensi, Ana Laura Bemvenuti Jacques, Sabrina Nunes do Nascimento, Kristiane de Cássia Mariotti, Solange Cristina Garcia, Eliane Dallegrave, Mirna Bainy Leal, Renata Pereira Limberger   +9 more
doaj   +1 more source

Potential Intensification and Refinement Strategies for Harnessing the Bioactive Compounds From Underutilized Fruits: A Comprehensive Review

International Journal of Food Science, Volume 2026, Issue 1, 2026.
The rising consumer demand, paradigm shift in lifestyle, and changing preferences driven by enhanced understanding the connections between food and health have influenced the generation toward plant‐based foods. Underutilized fruits are recognized as the future smart foods, the reservoirs of nutrients, and bioactive compounds with wide therapeutic ...
Snehal Gaikwad, Prerana Shere, Anant Kulkarni, Giorgia Spigno   +3 more
wiley   +1 more source

Synephrine and Its Derivative Compound A: Common and Specific Biological Effects

, 2023
This review is focused on synephrine, the principal phytochemical found in bitter orange and other medicinal plants and widely used as a dietary supplement for weight loss/body fat reduction.
Marianna G. Yakubovskaya, Kirill I. Kirsanov, Evgeny P. Kulikov, Irina V. Budunova, Timur T. Valiev, Ekaterina A. Lesovaya, Svetlana A. Dodonova, Ekaterina M. Zhidkova, Alexey A. Kryukov   +8 more
core   +1 more source

Beneficial Effects of Clitoria ternatea Flower and Citrus limon Fruit Beverage on Nutritional Status, Lipid Profile, and Adipokine Parameters on Male Rats With Obesity

Journal of Obesity, Volume 2026, Issue 1, 2026.
Background Butterfly pea flowers (Clitoria ternatea L.) and lemon fruits (Citrus limon) are rich in phytochemicals and have shown potential anti‐obesity effects. However, the combination of these two medicinal plants as an herbal beverage has not been extensively studied. Objective This study aimed to evaluate the effects of an herbal beverage composed
Fista Utami, Dono Indarto, Shanti Listyawati, Claire Stocker   +3 more
wiley   +1 more source

β-Adrenergic activities of octopamine and synephrine stereoisomers on guinea-pig atria and trachea

, 1987
The activities of the (-)- and (+)-forms of m- and p-octopamine and m- and p-synephrine on β1- and β2- adrenoceptors in guinea-pig atria and trachea have been compared with that of noradrenaline.
C Mohan Thonoor, Clyde M Williams, Roy Jordan, John M Midgley   +3 more
core   +1 more source

Effect of Acute Administration of an Herbal Preparation on Blood Pressure and Heart Rate in Humans

International Journal of Medical Sciences, 2011
Confusion and controversy exist regarding the cardiovascular effects of dietary supplements containing caffeine and Citrus aurantium (bitter orange) extract.
John G. Seifert, Aaron Nelson, Julia Devonish, Edmund R. Burke, Sidney J. Stohs
doaj