World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
99
Citations
34887
World Ranking
8619
National Ranking
842

Ian A. Macdonald publication distribution in Medicine in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Medicine in 2026. The highlighted bar marks where Ian A. Macdonald sits on this spectrum.

101–120 publications: 5 scientists 121–140 publications: 26 scientists 141–160 publications: 73 scientists 161–180 publications: 155 scientists 181–200 publications: 230 scientists 201–220 publications: 363 scientists 221–240 publications: 487 scientists 241–260 publications: 545 scientists 261–280 publications: 722 scientists 281–300 publications: 768 scientists 301–320 publications: 834 scientists 321–340 publications: 895 scientists 341–360 publications: 922 scientists 361–380 publications: 838 scientists 381–400 publications: 861 scientists 401–420 publications: 918 scientists 421–440 publications: 806 scientists 441–460 publications: 771 scientists 461–480 publications: 751 scientists 481–500 publications: 713 scientists 501–520 publications: 617 scientists 521–540 publications: 610 scientists 541–560 publications: 537 scientists 561–580 publications: 504 scientists 581–600 publications: 509 scientists 601–620 publications: 396 scientists 621–640 publications: 386 scientists 641–660 publications: 371 scientists 661–680 publications: 340 scientists 681–700 publications: 336 scientists 701–720 publications: 307 scientists 721–740 publications: 259 scientists 741–760 publications: 230 scientists 761–780 publications: 228 scientists 781–800 publications: 217 scientists 801–820 publications: 204 scientists 821–840 publications: 186 scientists 841–860 publications: 177 scientists 861–880 publications: 155 scientists 881–900 publications: 139 scientists 901–920 publications: 145 scientists 921–940 publications: 116 scientists 941–960 publications: 133 scientists 961–980 publications: 91 scientists 981–1,000 publications: 96 scientists 1,001–1,020 publications: 77 scientists 1,021–1,040 publications: 70 scientists 1,041–1,060 publications: 63 scientists 1,061–1,080 publications: 77 scientists 1,081–1,100 publications: 49 scientists 1,101–1,120 publications: 54 scientists 1,121–1,140 publications: 49 scientists 1,141–1,160 publications: 51 scientists 1,161–1,180 publications: 35 scientists 1,181–1,200 publications: 39 scientists 1,201–1,220 publications: 26 scientists 1,221–1,240 publications: 37 scientists 1,241–1,260 publications: 36 scientists 1,261–1,280 publications: 27 scientists 1,281–1,300 publications: 32 scientists 1,301–1,320 publications: 28 scientists 1,321–1,340 publications: 17 scientists 1,341–1,360 publications: 30 scientists 1,361–1,380 publications: 28 scientists 1,381–1,400 publications: 17 scientists 1,401–1,420 publications: 21 scientists 1,421–1,440 publications: 15 scientists 1,441–1,460 publications: 12 scientists 1,461–1,480 publications: 12 scientists 1,481–1,500 publications: 18 scientists 1,501–1,520 publications: 14 scientists 1,521–1,540 publications: 17 scientists 1,541–1,560 publications: 15 scientists 1,561–1,580 publications: 6 scientists 1,581–1,600 publications: 2 scientists 1,601–1,620 publications: 12 scientists 1,621–1,640 publications: 11 scientists 1,641–1,660 publications: 8 scientists 1,661–1,680 publications: 5 scientists 1,681–1,700 publications: 5 scientists 1,701–1,720 publications: 10 scientists 1,721–1,740 publications: 12 scientists 1,741–1,760 publications: 14 scientists 1,761–1,780 publications: 6 scientists 1,781–1,795 publications: 5 scientists 1,796+ publications: 100 scientists
101 publications 1,796+

This scientist: 759 publications — 85th percentile

85% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,796 publications or more.

Ian A. Macdonald D-index placement in Medicine in 2026

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

70–71 D-Index: 226 scientists 72–73 D-Index: 391 scientists 74–75 D-Index: 574 scientists 76–77 D-Index: 730 scientists 78–79 D-Index: 891 scientists 80–81 D-Index: 972 scientists 82–83 D-Index: 1,027 scientists 84–85 D-Index: 1,003 scientists 86–87 D-Index: 960 scientists 88–89 D-Index: 970 scientists 90–91 D-Index: 922 scientists 92–93 D-Index: 839 scientists 94–95 D-Index: 808 scientists 96–97 D-Index: 779 scientists 98–99 D-Index: 668 scientists 100–101 D-Index: 611 scientists 102–103 D-Index: 630 scientists 104–105 D-Index: 513 scientists 106–107 D-Index: 541 scientists 108–109 D-Index: 445 scientists 110–111 D-Index: 429 scientists 112–113 D-Index: 399 scientists 114–115 D-Index: 393 scientists 116–117 D-Index: 318 scientists 118–119 D-Index: 302 scientists 120–121 D-Index: 287 scientists 122–123 D-Index: 255 scientists 124–125 D-Index: 256 scientists 126–127 D-Index: 252 scientists 128–129 D-Index: 230 scientists 130–131 D-Index: 179 scientists 132–133 D-Index: 168 scientists 134–135 D-Index: 163 scientists 136–137 D-Index: 159 scientists 138–139 D-Index: 134 scientists 140–141 D-Index: 134 scientists 142–143 D-Index: 118 scientists 144–145 D-Index: 109 scientists 146–147 D-Index: 106 scientists 148–149 D-Index: 74 scientists 150–151 D-Index: 79 scientists 152–153 D-Index: 80 scientists 154–155 D-Index: 87 scientists 156–157 D-Index: 57 scientists 158–159 D-Index: 74 scientists 160–161 D-Index: 69 scientists 162–163 D-Index: 60 scientists 164–165 D-Index: 53 scientists 166–167 D-Index: 39 scientists 168–169 D-Index: 42 scientists 170–171 D-Index: 32 scientists 172–173 D-Index: 39 scientists 174–175 D-Index: 40 scientists 176–177 D-Index: 28 scientists 178–179 D-Index: 19 scientists 180–181 D-Index: 23 scientists 182–183 D-Index: 31 scientists 184–185 D-Index: 18 scientists 186–187 D-Index: 20 scientists 188–189 D-Index: 22 scientists 190–191 D-Index: 13 scientists 192–193 D-Index: 21 scientists 194–195 D-Index: 12 scientists 196–197 D-Index: 12 scientists 198–199 D-Index: 14 scientists 200–201 D-Index: 15 scientists 202–203 D-Index: 13 scientists 204–205 D-Index: 10 scientists 206–207 D-Index: 8 scientists 208–209 D-Index: 4 scientists 210–211 D-Index: 12 scientists 212–213 D-Index: 11 scientists 214–215 D-Index: 10 scientists 216 D-Index: 4 scientists 217+ D-Index: 98 scientists
70 D-Index 217+

This scientist: 99 D-Index — 58th percentile

58% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 217 D-Index or more.

Overview

Ian A. Macdonald is affiliated with the National Institute for Health Research in the United Kingdom. Their research primarily focuses on medicine, with significant contributions in physiology, public health, environmental and occupational health, endocrinology, diabetes and metabolism, molecular biology, and epidemiology.

The main topics covered by their work include:

  • Diet and metabolism studies
  • Nutritional studies and diet
  • Nutrition and health in aging
  • Obesity, physical activity, and diet
  • Muscle metabolism and nutrition
  • Diabetes, cardiovascular risks, and lipoproteins
  • Dietary effects on health

Ian A. Macdonald has a record of publications in prominent venues such as:

  • Clinical Nutrition
  • Nutrients
  • Diabetes Care
  • Frontiers in Nutrition
  • Proceedings of The Nutrition Society

The scientist has frequently collaborated with researchers including Anne Raben, Jennie Brand-Miller, Elli Jalo, Sally D. Poppitt, and Mikael Fogelholm, indicating collaborative networks in nutrition and metabolism research.

Notable recent papers include:

  • "Age-related changes in muscle architecture and metabolism in humans: The likely contribution of physical inactivity to age-related functional decline" (2021), published in Ageing Research Reviews
  • "The PREVIEW intervention study: Results from a 3-year randomized 2 x 2 factorial multinational trial investigating the role of protein, glycaemic index and physical activity for prevention of type 2 diabetes" (2020), published in Diabetes Obesity and Metabolism
  • "Compositional analysis of the associations between 24-h movement behaviours and cardio-metabolic risk factors in overweight and obese adults with pre-diabetes from the PREVIEW study: cross-sectional baseline analysis" (2020), published in International Journal of Behavioral Nutrition and Physical Activity
  • "Modifying the m6A brain methylome by ALKBH5-mediated demethylation: a new contender for synaptic tagging" (2021), published in Molecular Psychiatry
  • "Adherence to a Plant-Based Diet and Consumption of Specific Plant Foods-Associations with 3-Year Weight-Loss Maintenance and Cardiometabolic Risk Factors: A Secondary Analysis of the PREVIEW Intervention Study" (2021), published in Nutrients

Best Publications

  • Large-scale human metabolomics studies: a strategy for data (pre-) processing and validation.

    Sabina Bijlsma;Ivana Bobeldijk;Elwin R Verheij;Raymond Ramaker

  • Present knowledge in nutrition.

    John W. Erdman;Ian Macdonald;Steven H. Zeisel

  • Integrative physiology of human adipose tissue

    KN Frayn;F Karpe;BA Fielding;IA Macdonald

  • Carbohydrate ingestion augments skeletal muscle creatine accumulation during creatine supplementation in humans.

    A L Green;E Hultman;I A Macdonald;Dean Alan Sewell

  • Restoration of hypoglycaemia awareness in patients with long-duration insulin-dependent diabetes

    I. Cranston;J. Lomas;S.A. Amiel;A. Maran

  • Degradation of steroids in the human gut.

    I A Macdonald;V D Bokkenheuser;J Winter;A M McLernon

  • Beneficial metabolic effects of regular meal frequency on dietary thermogenesis, insulin sensitivity, and fasting lipid profiles in healthy obese women

    Hamid R Farshchi;Moira A Taylor;Ian A Macdonald

  • Deleterious effects of omitting breakfast on insulin sensitivity and fasting lipid profiles in healthy lean women

    Hamid R Farshchi;Moira A Taylor;Ian A Macdonald

  • The effect of flavanol-rich cocoa on the fMRI response to a cognitive task in healthy young people.

    S. T. Francis;K. Head;P. G. Morris;I. A. Macdonald

  • High food wastage and low nutritional intakes in hospital patients.

    A.D. Barton;C.L. Beigg;I.A. Macdonald;S.P. Allison

  • Changes in body composition during weight loss in obese subjects in the NUGENOB study: Comparison of bioelectrical impedance vs. dual-energy X-ray absorptiometry

    C. Verdich;P. Barbe;M. Petersen;Grau. K.

  • Carbohydrate ingestion augments creatine retention during creatine feeding in humans

    A. L. Green;E. J. Simpson;J. J. Littlewood;I. A. Macdonald

  • Altered ventricular repolarization during hypoglycaemia in patients with diabetes.

    J.L.B. Marques;E. George;S.R. Peacey;N.D. Harris

  • Randomised controlled trial of four commercial weight loss programmes in the UK: initial findings from the BBC "diet trials"

    Helen Truby;Sue Baic;Anne deLooy;Kenneth R Fox

  • Chronic oral ingestion of l‐carnitine and carbohydrate increases muscle carnitine content and alters muscle fuel metabolism during exercise in humans

    Benjamin T. Wall;Francis B. Stephens;Dumitru Constantin-Teodosiu;Kanagaraj Marimuthu

  • Protection by lactate of cerebral function during hypoglycaemia

    Alberto Maran;I Cranston;J Lomas;I Macdonald

  • Thermogenic effects of sibutramine in humans.

    D L Hansen;S Toubro;M J Stock;I A Macdonald

  • Stimulatory effect of insulin on creatine accumulation in human skeletal muscle

    G. R. Steenge;J. Lambourne;A. Casey;I. A. Macdonald

  • FAT ADAPTATION FOLLOWED BY CARBOHYDRATE-LOADING COMPROMISES HIGH-INTENSITY SPRINT PERFORMANCE

    L. Havemann;S. J. West;J. H. Goedecke;I. A. Macdonald

  • A recipe for improving food intakes in elderly hospitalized patients

    A.D. Barton;C.L. Beigg;I.A. Macdonald;S.P. Allison

Frequent Co-Authors

Dileep N. Lobo
Dileep N. Lobo University of Nottingham
Paul L. Greenhaff
Paul L. Greenhaff University of Nottingham
Simon Heller
Simon Heller University of Sheffield
Guruprasad P. Aithal
Guruprasad P. Aithal University of Nottingham
Stephanie A. Amiel
Stephanie A. Amiel King's College London
Arne Astrup
Arne Astrup Novo Nordisk Foundation
Jennie Brand-Miller
Jennie Brand-Miller University of Sydney
Thorkild I. A. Sørensen
Thorkild I. A. Sørensen University of Copenhagen
Penny A. Gowland
Penny A. Gowland University of Nottingham

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