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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 62 8875 8052 46 41 318 12966

Heikki Kallio publications per year

The chart shows the history of publications by Heikki Kallio between 1972 and 2024, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Heikki Kallio published across 53 years, from 1972 to 2024, averaging 6.9 papers a year. Output peaked at 41 publications in 2006. 4 of the 368 publications appeared in the last two years.

No. of publications
10 20 30 40
Bar chart. Horizontal axis: year, 1972 to 2024. Vertical axis: number of publications, 0 to 41. Peak 41 publications in 2006. 1972: 2 publications 1973: 2 publications 1974: 0 publications 1975: 0 publications 1976: 2 publications 1977: 0 publications 1978: 4 publications 1979: 0 publications 1980: 1 publication 1981: 1 publication 1982: 4 publications 1983: 0 publications 1984: 3 publications 1985: 3 publications 1986: 1 publication 1987: 4 publications 1988: 2 publications 1989: 7 publications 1990: 4 publications 1991: 4 publications 1992: 3 publications 1993: 8 publications 1994: 6 publications 1995: 3 publications 1996: 7 publications 1997: 8 publications 1998: 7 publications 1999: 10 publications 2000: 9 publications 2001: 21 publications 2002: 20 publications 2003: 9 publications 2004: 7 publications 2005: 15 publications 2006: 41 publications 2007: 7 publications 2008: 4 publications 2009: 19 publications 2010: 15 publications 2011: 17 publications 2012: 12 publications 2013: 8 publications 2014: 13 publications 2015: 7 publications 2016: 10 publications 2017: 11 publications 2018: 6 publications 2019: 6 publications 2020: 6 publications 2021: 3 publications 2022: 2 publications 2023: 2 publications 2024: 2 publications
1972 2024

368 publications in total across all disciplines

View publications per year as a table
Heikki Kallio: publications per year, 1972 to 2024
Year Publications
1972 2
1973 2
1974 0
1975 0
1976 2
1977 0
1978 4
1979 0
1980 1
1981 1
1982 4
1983 0
1984 3
1985 3
1986 1
1987 4
1988 2
1989 7
1990 4
1991 4
1992 3
1993 8
1994 6
1995 3
1996 7
1997 8
1998 7
1999 10
2000 9
2001 21
2002 20
2003 9
2004 7
2005 15
2006 41
2007 7
2008 4
2009 19
2010 15
2011 17
2012 12
2013 8
2014 13
2015 7
2016 10
2017 11
2018 6
2019 6
2020 6
2021 3
2022 2
2023 2
2024 2
Total 368
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Heikki Kallio publication distribution in Chemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Chemistry in 2026. The highlighted bar marks where Heikki Kallio sits on this spectrum.

No. of scientists
250 500 750 1,000 1,250
Bar chart with 63 bars. Horizontal axis: publications, 61–80 to 1,295+. Vertical axis: number of scientists, 0 to 1,350. Most scientists, 1,350, have 161–180 publications. The last bar groups every scientist with 1,295 publications or more. The highlighted bar, 301–320 publications, is where this scientist sits. 61–80 publications: 66 scientists 81–100 publications: 302 scientists 101–120 publications: 623 scientists 121–140 publications: 918 scientists 141–160 publications: 1,218 scientists 161–180 publications: 1,350 scientists 181–200 publications: 1,344 scientists 201–220 publications: 1,281 scientists 221–240 publications: 1,216 scientists 241–260 publications: 1,100 scientists 261–280 publications: 979 scientists 281–300 publications: 939 scientists 301–320 publications: 764 scientists 321–340 publications: 643 scientists 341–360 publications: 628 scientists 361–380 publications: 522 scientists 381–400 publications: 459 scientists 401–420 publications: 397 scientists 421–440 publications: 327 scientists 441–460 publications: 270 scientists 461–480 publications: 265 scientists 481–500 publications: 252 scientists 501–520 publications: 201 scientists 521–540 publications: 185 scientists 541–560 publications: 148 scientists 561–580 publications: 148 scientists 581–600 publications: 132 scientists 601–620 publications: 114 scientists 621–640 publications: 104 scientists 641–660 publications: 91 scientists 661–680 publications: 92 scientists 681–700 publications: 73 scientists 701–720 publications: 57 scientists 721–740 publications: 54 scientists 741–760 publications: 67 scientists 761–780 publications: 45 scientists 781–800 publications: 46 scientists 801–820 publications: 39 scientists 821–840 publications: 32 scientists 841–860 publications: 36 scientists 861–880 publications: 29 scientists 881–900 publications: 26 scientists 901–920 publications: 24 scientists 921–940 publications: 14 scientists 941–960 publications: 23 scientists 961–980 publications: 28 scientists 981–1,000 publications: 15 scientists 1,001–1,020 publications: 29 scientists 1,021–1,040 publications: 12 scientists 1,041–1,060 publications: 19 scientists 1,061–1,080 publications: 12 scientists 1,081–1,100 publications: 6 scientists 1,101–1,120 publications: 8 scientists 1,121–1,140 publications: 12 scientists 1,141–1,160 publications: 5 scientists 1,161–1,180 publications: 6 scientists 1,181–1,200 publications: 14 scientists 1,201–1,220 publications: 7 scientists 1,221–1,240 publications: 2 scientists 1,241–1,260 publications: 6 scientists 1,261–1,280 publications: 4 scientists 1,281–1,294 publications: 6 scientists 1,295+ publications: 100 scientists
61–80 publications 1,295+

This scientist: 318 publications — 67th percentile

67% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,295 publications or more.

View publications distribution as a table
Number of Chemistry scientists by publication count, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
Publications Scientists This scientist
61–80 66
81–100 302
101–120 623
121–140 918
141–160 1,218
161–180 1,350
181–200 1,344
201–220 1,281
221–240 1,216
241–260 1,100
261–280 979
281–300 939
301–320 764 318
321–340 643
341–360 628
361–380 522
381–400 459
401–420 397
421–440 327
441–460 270
461–480 265
481–500 252
501–520 201
521–540 185
541–560 148
561–580 148
581–600 132
601–620 114
621–640 104
641–660 91
661–680 92
681–700 73
701–720 57
721–740 54
741–760 67
761–780 45
781–800 46
801–820 39
821–840 32
841–860 36
861–880 29
881–900 26
901–920 24
921–940 14
941–960 23
961–980 28
981–1,000 15
1,001–1,020 29
1,021–1,040 12
1,041–1,060 19
1,061–1,080 12
1,081–1,100 6
1,101–1,120 8
1,121–1,140 12
1,141–1,160 5
1,161–1,180 6
1,181–1,200 14
1,201–1,220 7
1,221–1,240 2
1,241–1,260 6
1,261–1,280 4
1,281–1,294 6
1,295+ 100
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Heikki Kallio D-index placement in Chemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Chemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Heikki Kallio sits on this spectrum.

No. of scientists
250 500 750 1,000
Bar chart with 61 bars. Horizontal axis: D-Index, 40–41 to 159+. Vertical axis: number of scientists, 0 to 1,051. Most scientists, 1,051, have 56–57 D-Index. The last bar groups every scientist with 159 D-Index or more. The highlighted bar, 62–63 D-Index, is where this scientist sits. 40–41 D-Index: 289 scientists 42–43 D-Index: 612 scientists 44–45 D-Index: 808 scientists 46–47 D-Index: 776 scientists 48–49 D-Index: 835 scientists 50–51 D-Index: 861 scientists 52–53 D-Index: 872 scientists 54–55 D-Index: 933 scientists 56–57 D-Index: 1,051 scientists 58–59 D-Index: 930 scientists 60–61 D-Index: 882 scientists 62–63 D-Index: 834 scientists 64–65 D-Index: 731 scientists 66–67 D-Index: 775 scientists 68–69 D-Index: 683 scientists 70–71 D-Index: 646 scientists 72–73 D-Index: 561 scientists 74–75 D-Index: 501 scientists 76–77 D-Index: 437 scientists 78–79 D-Index: 388 scientists 80–81 D-Index: 354 scientists 82–83 D-Index: 292 scientists 84–85 D-Index: 275 scientists 86–87 D-Index: 254 scientists 88–89 D-Index: 235 scientists 90–91 D-Index: 185 scientists 92–93 D-Index: 192 scientists 94–95 D-Index: 155 scientists 96–97 D-Index: 163 scientists 98–99 D-Index: 125 scientists 100–101 D-Index: 105 scientists 102–103 D-Index: 105 scientists 104–105 D-Index: 112 scientists 106–107 D-Index: 88 scientists 108–109 D-Index: 68 scientists 110–111 D-Index: 69 scientists 112–113 D-Index: 65 scientists 114–115 D-Index: 79 scientists 116–117 D-Index: 61 scientists 118–119 D-Index: 44 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 40 scientists 124–125 D-Index: 33 scientists 126–127 D-Index: 26 scientists 128–129 D-Index: 34 scientists 130–131 D-Index: 35 scientists 132–133 D-Index: 25 scientists 134–135 D-Index: 27 scientists 136–137 D-Index: 17 scientists 138–139 D-Index: 16 scientists 140–141 D-Index: 20 scientists 142–143 D-Index: 20 scientists 144–145 D-Index: 15 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 9 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 11 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 3 scientists 158 D-Index: 3 scientists 159+ D-Index: 98 scientists
40–41 D-Index 159+

This scientist: 62 D-Index — 52nd percentile

52% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

View D-Index distribution as a table
Number of Chemistry scientists by D-index, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
D-Index Scientists This scientist
40–41 289
42–43 612
44–45 808
46–47 776
48–49 835
50–51 861
52–53 872
54–55 933
56–57 1,051
58–59 930
60–61 882
62–63 834 62
64–65 731
66–67 775
68–69 683
70–71 646
72–73 561
74–75 501
76–77 437
78–79 388
80–81 354
82–83 292
84–85 275
86–87 254
88–89 235
90–91 185
92–93 192
94–95 155
96–97 163
98–99 125
100–101 105
102–103 105
104–105 112
106–107 88
108–109 68
110–111 69
112–113 65
114–115 79
116–117 61
118–119 44
120–121 37
122–123 40
124–125 33
126–127 26
128–129 34
130–131 35
132–133 25
134–135 27
136–137 17
138–139 16
140–141 20
142–143 20
144–145 15
146–147 9
148–149 9
150–151 16
152–153 11
154–155 9
156–157 3
158 3
159+ 98
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Overview

Heikki Kallio is affiliated with the University of Turku in Finland and has contributed to multiple research areas within nursing, medicine, and biochemistry, genetics, and molecular biology. Their work covers specialized subfields such as nutrition and dietetics, biochemistry, complementary and alternative medicine, molecular biology, and food science.

The research topics addressed by Kallio include:

  • Fatty Acid Research and Health
  • Phytochemical and Pharmacological Studies
  • Phytochemicals and Antioxidant Activities
  • Lipid metabolism and biosynthesis
  • Botanical Studies and Applications
  • Medicinal plant effects and applications
  • Plant Gene Expression Analysis

Frequent venues for publication include:

  • Food Chemistry
  • Critical Reviews in Food Science and Nutrition
  • Chemistry and Physics of Lipids
  • Journal of Chromatography A
  • European Food Research and Technology

Some recent papers published by Kallio focus on the biochemical and sensory properties of phytochemicals, triacylglycerols, and food quality:

  • "Health promoting properties and sensory characteristics of phytochemicals in berries and leaves of sea buckthorn (Hippophaë rhamnoides)," 2021, Critical Reviews in Food Science and Nutrition
  • "Impact of cultivar, growth temperature and developmental stage on phenolic compounds and ascorbic acid in purple and yellow potato tubers," 2020, Food Chemistry
  • "Synthesis and enantiospecific analysis of enantiostructured triacylglycerols containing n-3 polyunsaturated fatty acids," 2020, Chemistry and Physics of Lipids
  • "Strategy for stereospecific characterization of natural triacylglycerols using multidimensional chromatography and mass spectrometry," 2021, Journal of Chromatography A
  • "Impact of storage on sensory quality of blackcurrant juices prepared with or without enzymatic treatment at industrial scale," 2020, European Food Research and Technology

Kallio has collaborated frequently with several coauthors including Baoru Yang, Kaisa M. Linderborg, Marika Kalpio, Guðmundur G. Haraldsson, and Jóhann D. Magnússon.

Best Publications

  • Fatty acid composition of lipids in sea buckthorn (Hippophaë rhamnoides L.) berries of different origins.

    Baoru Yang;Heikki P. Kallio

  • Effects of an antioxidant-rich juice (sea buckthorn) on risk factors for coronary heart disease in humans

    Clair Eccleston;Yang Baoru;Raija Tahvonen;Heikki Kallio

  • Composition and physiological effects of sea buckthorn (Hippophaë) lipids

    Baoru Yang;Heikki Kallio

  • Effects of different origins and harvesting time on vitamin C, tocopherols, and tocotrienols in sea buckthorn (Hippophaë rhamnoides) berries.

    Heikki Kallio;Baoru Yang;Pekka Peippo

  • Phytosterols in sea buckthorn (Hippophaë rhamnoides L.) berries: identification and effects of different origins and harvesting times.

    Baoru Yang;Riina M. Karlsson;Pentti H. Oksman;Heikki P. Kallio

  • Phenolic compounds extracted by acidic aqueous ethanol from berries and leaves of different berry plants.

    Ye Tian;Jaana Liimatainen;Aino-Liisa Alanne;Anni Lindstedt

  • Dietary fiber and other functional components in two varieties of crude and extruded kiwicha (Amaranthus caudatus).

    R. Repo-Carrasco-Valencia;J. Peña;H. Kallio;S. Salminen

  • Effects of varieties and cultivation conditions on the composition of strawberries

    Mari Hakala;Anja Lapveteläinen;Rainer Huopalahti;Heikki Kallio

  • Triacylglycerols, glycerophospholipids, tocopherols, and tocotrienols in berries and seeds of two subspecies (ssp. sinensis and mongolica) of Sea Buckthorn (Hippophaë rhamnoides)

    Heikki Kallio;Baoru Yang;Pekka Peippo;Raija Tahvonen

  • Sugars and acids of strawberry varieties.

    Heikki Kallio;Mari Hakala;Anne-Maria Pelkkikangas;Anja Lapveteläinen

  • Effects of dietary supplementation with sea buckthorn (Hippophaë rhamnoides) seed and pulp oils on atopic dermatitis.

    Baoru Yang;Kirsti O Kalimo;Leena M Mattila;Sinikka E Kallio

  • Quality Components of Sea Buckthorn (Hippophae rhamnoides) Varieties

    Katja M. Tiitinen;Mari A. Hakala;Heikki P. Kallio

  • Effect of dietary supplementation with sea buckthorn (Hippophaë rhamnoides) seed and pulp oils on the fatty acid composition of skin glycerophospholipids of patients with atopic dermatitis

    Baoru Yang;Kirsti O Kalimo;Raija L Tahvonen;Leena M Mattila

  • Composition and antioxidative activities of supercritical CO2-extracted oils from seeds and soft parts of northern berries

    B Yang;M Ahotupa;P Maatta;H Kallio

  • Sea buckthorn berry oil inhibits platelet aggregation

    Anu K Johansson;Helena Korte;Baoru Yang;John C Stanley

  • Effects of polyunsaturated fatty acids in growth medium on lipid composition and on physicochemical surface properties of lactobacilli.

    P. Kankaanpää;B. Yang;H. Kallio;E. Isolauri

  • Characterization of phenolic compounds in Chinese hawthorn (Crataegus pinnatifida Bge. var. major) fruit by high performance liquid chromatography–electrospray ionization mass spectrometry

    Pengzhan Liu;Baoru Yang;Heikki Kallio

  • Characterization of seed oils of wild, edible Finnish berries

    A. Johansson;Pa¨ivi Laakso;H. Kallio

  • Absorption of Flavonols Derived from Sea Buckthorn (Hippophaë rhamnoides L.) and Their Effect on Emerging Risk Factors for Cardiovascular Disease in Humans

    Jukka-Pekka Suomela;Markku Ahotupa;Baoru Yang;Tommi Vasankari

  • Effects of latitude and weather conditions on contents of sugars, fruit acids, and ascorbic acid in black currant (Ribes nigrum L.) juice.

    Jie Zheng;Baoru Yang;Saska Tuomasjukka;Shiyi Ou

  • Compositional differences of phenolic compounds between black currant (Ribes nigrum L.) cultivars and their response to latitude and weather conditions

    Jie Zheng;Baoru Yang;Ville Ruusunen;Oskar Laaksonen

Frequent Co-Authors

Baoru Yang
Baoru Yang University of Turku
Matti Viitanen
Matti Viitanen University of Turku
Arnis Kuksis
Arnis Kuksis University of Toronto
Seppo Salminen
Seppo Salminen University of Turku
Ana M. Gil
Ana M. Gil University of Aveiro
Andrew J. Sinclair
Andrew J. Sinclair Deakin University
Hannu Mykkänen
Hannu Mykkänen University of Eastern Finland
Jaakko Kaprio
Jaakko Kaprio University of Helsinki
Jorma Viikari
Jorma Viikari Turku University Hospital
Tapio Pahikkala
Tapio Pahikkala University of Turku

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