Peptides is an international journal presenting original contributions on the biochemistry, physiology and pharmacology of biological active peptides, as well as their functions that relate to gastroenterology, endocrinology, and behavioral effects. Peptides emphasizes all aspects of high profile peptide research in mammals and non-mammalian vertebrates. Special consideration can be given to plants and invertebrates. Submission of articles with clinical relevance is particularly encouraged. Please bookmark this URL: https://www.elsevier.com/locate/peptides US National Institutes of Health (NIH) voluntary posting ("Public Access") policy: Peptides and Elsevier facilitate the author's response to the NIH Public Access Policy. For more details please see the Guide for authors. Benefits to authors: We also provide many author benefits, such as free PDFs, a liberal copyright policy, special discounts on Elsevier publications and much more. Please click here for more information on our author services . Guide for authors: Please see our Guide for Authors for information on article submission. To find out more about the criteria for acceptance please read this editorial. Language Services: Improve your academic writing skills. Elsevier's Language Editing services ensure your manuscript is written in correct scientific English before submission. Support Center: . Regulatory Peptides merged with Peptides in January 2015. The two journals now share a common aims and scope and a consolidated editorial board under the title Peptides.