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Topic · Biochemistry

Phytochemicals and Antioxidant Activities

Phytochemicals and Antioxidant Activities is a research topic within Biochemistry. Science Explorer counts 66k research works in it since 1950. 9.8% of them reached the world's top 10% most cited for their field and year.

This cluster of papers focuses on the role of antioxidants, free radicals, and polyphenols in human health and disease. It covers topics such as oxidative stress, cancer prevention, bioavailability of dietary supplements, and the significance of phenolic compounds in nutrition. The research explores the potential benefits of antioxidants in combating oxidative stress-related conditions and their impact on human health.

  • Antioxidants
  • Free Radicals
  • Polyphenols
  • Oxidative Stress
  • Flavonoids
  • Cancer Prevention
  • Dietary Supplements
  • Bioavailability
  • Phenolic Compounds
  • Nutritional Significance
Research works
66k
fractional, since 1950
In the world top 10%
6.5k
per year above
Top-10% rate
9.8%
share of its works in the world top 10%
Growth, 2018-21 → 2022-25
+19%
the tick is no change
Largest producer
China
34% of the 10 largest, 2022-now
Phytochemicals and Antioxidant Activities

This ranks research output and citation impact. It says nothing about the quality of diagnosis, treatment or care.

Which countries lead Phytochemicals and Antioxidant Activities research?

By volume, China and India publish the most (3.8k and 2k works in 2022-now).

By volume, 2022-now

  1. 1 China 3.8k works
  2. 2 India 2k works
  3. 3 Türkiye 1.1k works
  4. 4 Indonesia 752 works
  5. 5 Brazil 733 works
  6. 6 United States 648 works
  7. 7 Italy 619 works
  8. 8 Spain 535 works
  9. 9 Poland 503 works
  10. 10 South Korea 479 works

How concentrated that is

The same countries as shares of everything the list above accounts for. A node where two countries do two thirds of the work and one spread evenly across twelve read alike as a ranking and not at all alike here.

China: 34.1%India: 17.8%Türkiye: 9.8%Indonesia: 6.8%6 others listed: 31.6%34%largest
China3,791 · 34.1%India1,984 · 17.8%Türkiye1,091 · 9.8%Indonesia752 · 6.8%6 others listed3,516 · 31.6%

Shares of the rows listed above, not of the whole node.

Which institutions lead Phytochemicals and Antioxidant Activities research?

By volume in 2022-now, Chinese Academy of Agricultural Sciences publishes the most Phytochemicals and Antioxidant Activities research, followed by Indian Council of Agricultural Research and Russian Academy of Sciences.

By volume, 2022-now

  1. 1 Chinese Academy of Agricultural SciencesChina 311 works
  2. 2 Indian Council of Agricultural ResearchIndia 97 works
  3. 3 Russian Academy of SciencesRussia 93 works
  4. 4 Chinese Academy of SciencesChina 92 works
  5. 5 Ministry of Agriculture and Rural AffairsChina 90 works
  6. 6 Nanchang UniversityChina 76 works
  7. 7 King Saud UniversitySaudi Arabia 71 works
  8. 8 University of BelgradeSerbia 68 works
  9. 9 Northwest A&F UniversityChina 66 works
  10. 10 Islamic Azad University, TehranIran 64 works

Who are the leading researchers in Phytochemicals and Antioxidant Activities?

The most-cited researchers publishing on Phytochemicals and Antioxidant Activities include Walter Churchill Willett, Jun Wang and Luigi Ferrucci.

  1. 1 Walter Churchill Willett United States 411k citations
  2. 2 Jun Wang China 340k citations
  3. 3 Luigi Ferrucci United States 281k citations
  4. 4 Frank B. Hu United States 281k citations
  5. 5 JoAnn E. Manson United States 263k citations
  6. 6 Xiaogang Wang China 260k citations
  7. 7 Amirhossein Sahebkar Iran 258k citations
  8. 8 Carlo La Vecchia Italy 258k citations
  9. 9 Kai You Wang China 224k citations
  10. 10 Elisabete Weiderpass France 221k citations

Ranked by citations received across their whole record, among researchers with at least three works on this topic.

What are the most cited papers in Phytochemicals and Antioxidant Activities?

The most cited paper in Phytochemicals and Antioxidant Activities is "Antioxidant activity applying an improved ABTS radical cation decolorization assay" (Roberta Re, Nicoletta Pellegrini, Anna R. Proteggente et al., 1999), with 26,207 citations. Next come "Use of a free radical method to evaluate antioxidant activity" (25,846) and "Structure-antioxidant activity relationships of flavonoids and phenolic acids" (9,068).

Most cited papers
#PaperReleasedCitations
1 Antioxidant activity applying an improved ABTS radical cation decolorization assay Roberta Re, Nicoletta Pellegrini, Anna R. Proteggente et al. · Free Radical Biology and Medicine May 1999 26,207
2 Use of a free radical method to evaluate antioxidant activity Wendy Brand-Williams, Marie‐Elisabeth Cuvelier, Claudette Berset · LWT Open access 1995 25,846
3 Structure-antioxidant activity relationships of flavonoids and phenolic acids Catherine A Rice-Evans, Nicholas J. Miller, George Paganga · Free Radical Biology and Medicine 1996 9,068
4 The determination of flavonoid contents in mulberry and their scavenging effects on superoxide radicals Jia Zhishen, Tang Mengcheng, Jianming Wu · Food Chemistry Mar 1999 8,838
5 Polyphenols: food sources and bioavailability Claudine Manach, Augustin Scalbert, Christine Morand et al. · American Journal of Clinical Nutrition Open access May 2004 8,154
All 99 most cited papers, with filters and sorting

Where is Phytochemicals and Antioxidant Activities research done?

The largest centres of Phytochemicals and Antioxidant Activities research in 2022-now are Beijing (China), Hangzhou (China), Guangzhou (China) and Seoul (South Korea). Among places with at least 20 works in it, it is an unusually large share of all research in Wushan and Bragança.

Largest cities, 2022-now

  1. 1 BeijingChina 521 works
  2. 2 HangzhouChina 186 works
  3. 3 GuangzhouChina 182 works
  4. 4 SeoulSouth Korea 141 works
  5. 5 NanjingChina 140 works
  6. 6 IstanbulTürkiye 130 works
  7. 7 MoscowRussia 121 works
  8. 8 TehranIran 118 works
  9. 9 New DelhiIndia 118 works
  10. 10 GizaEgypt 112 works

Where it is the local speciality

  1. WushanCN · 22.8 works23×
  2. BragançaPT · 22.9 works16×
← less than its size predicts1×more →

Location quotient: how much more of its research is in Phytochemicals and Antioxidant Activities than the world average.

See Phytochemicals and Antioxidant Activities on the map

Where is the best place to study Phytochemicals and Antioxidant Activities?

Among universities, judged by research, Anhui Agricultural University, Nanchang University and Beijing Technology and Business University score highest, combining citation excellence, specialisation, size, growth and international reach. Research strength is one signal when choosing where to study; it does not measure teaching.

0%20%40%mean 24.76%fractional works in this field (log) →share of work in the world top 10% →Fujian Agriculture a…Anhui Agricultural U…Beijing Technology a…Nanchang University
above the meannear itbelow it

One dot per university in the first ten of the table below, at the default weights. The upper left is the interesting corner: small places doing unusually strong work.

Citation excellenceshare of its work in the world top 10%, 2022-now and all time averaged
40%
Specialisationhow much of its work is in this field, counted up to 10× the world share
10%
Sizeits output in this field, on a log scale
30%
Growthoutput growth, counted from -20% to +20%
10%
Internationalshare of its work with a co-author abroad
10%
Each slider sets a weight; the share it gets of the score is beside it.
#UniversityScoreTop 10%SpecialisationWorksGrowth
1Anhui Agricultural UniversityChina 82.128.6%16.9×46 +75.3%
2Nanchang UniversityChina 81.923.8%6.3×76 +32.9%
3Beijing Technology and Business UniversityChina 78.027.0%14.1×48 +45.8%
4Fujian Agriculture and Forestry UniversityChina 77.628.8%9.2×34 +69.4%
5Northwest A&F UniversityChina 76.920.6%10.6×66 +34.3%
6China Agricultural UniversityChina 72.823.7%5.7×50 +37.7%
7Jiangsu UniversityChina 70.825.8%2.5×32 +22.8%
8King Saud UniversitySaudi Arabia 69.211.7%4.6×71 +61.1%
9Qassim UniversitySaudi Arabia 68.830.9%3.7×15 +98.2%
10Yangzhou UniversityChina 68.126.7%2.9×25 +51.9%

Universities only. The score blends citation excellence (40%), size (30%), specialisation (10%), growth (10%), international reach (10%), 2022-now; growth compares 2018-21 with 2022-25 and counts up to +20%, since a jump from a small base is mostly noise.

Every institution in Phytochemicals and Antioxidant Activities, country by country

Is Phytochemicals and Antioxidant Activities research growing?

Output in 2022-2025 was 19% higher than in 2018-2021, peaking in 2022. The fastest-growing topics are Phytochemicals and Antioxidant Activities.

still counting19801990200020102020
grewheldshrank

The same series as a ribbon: one cell per year, darker for more. The line above answers how much; this answers when.

Its share of all research

Growing output can still be a shrinking share: all of science grows. This is Phytochemicals and Antioxidant Activities as a percentage of every work published that year, 0.080% in 2024.

still counting0.050%0.10%Phytochemicals and Antioxidant Activities0.074% in 202519801990200020102020

Fractional works of Phytochemicals and Antioxidant Activities over all fractional works that year. How the balance of science has shifted.

How much of it reaches the world top 10%

Year by year.

still counting5%10%15%Phytochemicals and Antioxidant Activities9.9% in 2025200020102020

Of each year's works in it, the share that reached the world's 10% most cited for their field and year. A field is the world for its own topics, so there is no other line to hold it against.

Which topics inside it are moving

Growth and decline on one axis around a shared zero. Two lists side by side hide the thing that matters: whether the growth dwarfs the decline, or the other way round.

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