| JBRA assisted reproduction | SBRA | — |
| JORDI - Journal of Oral Diagnosis | — | — |
| Jornal Brasileiro de Economia da Saúde | — | — |
| Jornal brasileiro de ginecologia | — | ginecologia |
| Jornal Brasileiro de Medicina | — | — |
| Jornal Brasileiro de Neurocirurgia | — | — |
| Jornal brasileiro de neurologia | — | — |
| Jornal Brasileiro de Patologia e Medicina Laboratorial | Sociedade Brasileira de Patologia Clínica | patologia |
| Jornal brasileiro de pneumologia : publicaça̋o oficial da Sociedade Brasileira de Pneumologia e Tisilogia | Sociedade Brasileira de Pneumologia e Tisiologia | — |
| Jornal Brasileiro de Psiquiatria | Universidade Federal do Rio de Janeiro | psiquiatria |
| Jornal Brasileiro de Telessaúde | — | — |
| Jornal Brasileiro de Urologia | — | — |
| Jornal da Liga Brasileira de Epilepsia | — | — |
| Jornal da Sociedade Brasileira de Fonoaudiologia | — | — |
| Jornal de Ciências da Saúde do Hospital Universitário da Universidade Federal do Piauí | — | — |
| Jornal de Estudos Espíritas | — | — |
| Jornal de pediatria | Elsevier | pediatria |
| Jornal de Políticas Educacionais | — | — |
| Jornal Internacional de Estudos em Educação Matemática | — | — |
| Journal Comunication, Culture y Society | Universidade do Estado de Mato Grosso | comunicação |
| Journal of Aerospace Engineering, Sciences and Applications | — | — |
| Journal of Aerospace Technology and Management | Instituto de Aeronáutica e Espaço | tecnologia |
| Journal of Agroindustry Systems | — | — |
| Journal of Animal Behaviour and Biometeorology | — | — |
| Journal of Applied Computing Research | — | — |
| Journal of Applied Oral Science | Universidade de São Paulo | odontologia |
| Journal of Bioengineering and Technology Applied to Health | — | — |
| Journal of Biotechnology and Biodiversity | — | — |
| Journal of Cardiac Arrhythmias | — | — |
| Journal of Clinical Dentistry and Research | — | — |
| Journal of Coloproctology (Rio de Janeiro) | — | — |
| Journal of Communication and Information Systems | — | — |
| Journal of Comparative Biology | — | — |
| Journal of computational interdisciplinary sciences | — | — |
| Journal of Dentistry & Public Health | — | — |
| Journal of Epilepsy and Clinical Neurophysiology | — | — |
| Journal of Evidence-Based Healthcare | — | — |
| Journal of Experimental Techniques and Instrumentation | — | — |
| Journal of Geospatial Modelling | Universidade Federal do Maranhão | — |
| Journal of health informatics | — | — |
| Journal of Information Security and Cryptography (Enigma) | — | — |
| Journal of Information Systems and Technology Management | Universidade de São Paulo | tecnologia |
| Journal of Innovation and Healthcare Management | — | — |
| Journal of Management and Primary Health Care | — | — |
| Journal of Mechatronics Engineering | — | — |
| Journal of Microwaves and Optoelectronics | — | — |
| Journal of Modern Project Management | — | — |
| Journal of Morphological Sciences | — | — |
| Journal of Nursing and Socioenvironmental Health | — | — |
| Journal of Pharmacological Chemistry and Biological Sciences | — | — |
| Journal of Physical Education | Universidade Estadual de Maringá (UEM) | educação física |
| Journal of Research in Dentistry | — | — |
| Journal of Solid-State Devices and Circuits | — | — |
| JOURNAL OF SURGICAL AND CLINICAL RESEARCH | — | — |
| Journal of the Brazilian Chemical Society | Sociedade Brasileira de Química | química, medicina |
| Journal of the Brazilian College of Oral and Maxillofacial Surgery | — | — |
| Journal of the Brazilian Computer Society | SpringerOpen | ciência da computação |
| Journal of the Brazilian Society of Ecotoxicology | — | — |
| Journal of the Foot & Ankle | — | — |
| Journal of the Geological Survey of Brazil | — | — |
| Journal of Transcatheter Interventions | — | — |
| Journal of Transport Literature | — | — |
| Journal of Venomous Animals and Toxins including Tropical Diseases | Springer Science+Business Media | — |
| Journal on Advances in Theoretical and Applied Informatics | Institute of Theoretical and Applied Informatics, Polish Academy of Sciences | — |
| Journal on Computational Thinking (JCThink) | — | — |
| Journal on Interactive Systems | Sociedade Brasileira de Computação | — |
| Journal Phlebology and Lymphology | — | — |
| Jurispoiesis | — | — |
| Justitia Liber | — | — |
| Justiça & Sociedade | — | — |
| Justiça do Direito | — | — |