Top 100 Scientists

World Top 100 Scientists 2025

Top 100 scientists can be ranked globally or specific to the following regions including Africa, Asia, Europe, North America, Latin America, Oceania, Arab League, ASEAN, EECA, and BRICS based on total H-index scores without any breakdown by subject areas. Top 100 rankings in the world, in a continent, or a region include standardized subjects areas of Agriculture & Forestry, Arts, Design and Architecture, Business & Management, Economics & Econometrics, Education, Engineering & Technology, History, Philosophy, Theology, Law/Law and Legal Studies, Medical and Health Sciences, Natural Sciences, Social Sciences, Art and Humanities Rankings and Social Sciences and Humanities Rankings BETA VERSION. Subject field ranking in world, region, country and university is beta version since subject field "others" (870,057 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded, so the ranking will change as the others fields are edited. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

* Rankings
Ranking Based On Selection: 2
Mary Ann Foglioleite
Farmacognosia
fitoquímica
produtos naturais bioativos
padronização de extratos
validação de métodos analiticos e de ex
Metrics
H-Index
i10 Index
Citation
48
128
6,912
* Rankings
Ranking Based On Selection: 6
José Luiz Costa
Toxicology
Analytical Toxicology
Forensic Toxicology
Chromatography
Mass Spectrometry
Metrics
H-Index
i10 Index
Citation
29
76
2,671
Diogo Noin De Oliveira
Mass Spectrometry
Food Analysis
Pharmaceuticals
Clinical Mass Spectrometry
Pathophysiology
Metrics
H-Index
i10 Index
Citation
25
48
1,548

Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast! 

Rankings
Ranking Based On Selection: 1
João Ernesto De Carvalho
Metrics
H-Index
i10 Index
Citation Counts
61
271
15,386
Rankings
Ranking Based On Selection: 2
Mary Ann Foglioleite
Metrics
H-Index
i10 Index
Citation Counts
48
128
6,912
Farmacognosia
fitoquímica
produtos naturais bioativos
padronização de extratos
validação de métodos analiticos e de ex
Rankings
Ranking Based On Selection: 3
Ana Lúcia Tasca Gois Ruiz
Metrics
H-Index
i10 Index
Citation Counts
45
156
7,050
Rankings
Ranking Based On Selection: 4
Priscila Mazzola
Metrics
H-Index
i10 Index
Citation Counts
41
111
7,537
Biotecnologia
farmacotécnica
cosmetologia e farmácia clínica
Rankings
Ranking Based On Selection: 5
Patricia Moriel
Metrics
H-Index
i10 Index
Citation Counts
30
61
2,624
Rankings
Ranking Based On Selection: 6
José Luiz Costa
Metrics
H-Index
i10 Index
Citation Counts
29
76
2,671
Toxicology
Analytical Toxicology
Forensic Toxicology
Chromatography
Mass Spectrometry
Rankings
Ranking Based On Selection: 7
Vera Lucia Garcia Rehder
Metrics
H-Index
i10 Index
Citation Counts
29
46
4,976
Produtos naturais
plantas medicinais
farmacognosia
quimica orgânica
Rankings
Ranking Based On Selection: 8
Fabíola Zakia Mónica
Metrics
H-Index
i10 Index
Citation Counts
25
64
1,922
Rankings
Ranking Based On Selection: 9
Diogo Noin De Oliveira
Metrics
H-Index
i10 Index
Citation Counts
25
48
1,548
Mass Spectrometry
Food Analysis
Pharmaceuticals
Clinical Mass Spectrometry
Pathophysiology
Rankings
Ranking Based On Selection: 10
Wanda Pereira Almeida
Metrics
H-Index
i10 Index
Citation Counts
23
37
2,106

Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast! 

Rankings
Ranking Based On Selection: 12
Laura Oliveira Nascimento
Metrics
H-Index
i10 Index
Citation Counts
19
30
2,190
Rankings
Ranking Based On Selection: 15
Rodrigo Miguel Marin
Metrics
H-Index
i10 Index
Citation Counts
11
12
1,160