Works by Kennedy, David O.

Results: 45

The application of near infrared spectroscopy in nutritional intervention studies.

Published in:

Frontiers in Human Neuroscience, 2013, v. 7, p. 1, doi. 10.3389/fnhum.2013.00473

By:

Jackson, Philippa A.;
Kennedy, David O.

Publication type:

Article

Epigallocatechin gallate, cerebral blood flow parameters, cognitive performance and mood in healthy humans: a double-blind, placebo-controlled, crossover investigation.

Published in:

Human Psychopharmacology: Clinical & Experimental, 2012, v. 27, n. 2, p. 177, doi. 10.1002/hup.1263

By:

Wightman, Emma L.;
Haskell, Crystal F.;
Forster, Joanne S.;
Veasey, Rachel C.;
Kennedy, David O.

Publication type:

Article

Vitamins and psychological functioning: a mobile phone assessment of the effects of a B vitamin complex, vitamin C and minerals on cognitive performance and subjective mood and energy.

Published in:

Human Psychopharmacology: Clinical & Experimental, 2011, v. 26, n. 4/5, p. 338, doi. 10.1002/hup.1216

By:

Kennedy, David O.;
Veasey, Rachel C.;
Watson, Anthony W.;
Dodd, Fiona L.;
Jones, Emma K.;
Tiplady, Brian;
Haskell, Crystal F.

Publication type:

Article

Panax ginseng (G115) improves aspects of working memory performance and subjective ratings of calmness in healthy young adults.

Published in:

Human Psychopharmacology: Clinical & Experimental, 2010, v. 25, n. 6, p. 462, doi. 10.1002/hup.1138

By:

Reay, Jonathon L.;
Scholey, Andrew B.;
Kennedy, David O.

Publication type:

Article

Effects of a multi-vitamin/mineral supplement on cognitive function and fatigue during extended multi-tasking.

Published in:

Human Psychopharmacology: Clinical & Experimental, 2010, v. 25, n. 6, p. 448, doi. 10.1002/hup.1144

By:

Haskell, Crystal F.;
Robertson, Bernadette;
Jones, Emma;
Forster, Joanne;
Jones, Rebecca;
Wilde, Anthea;
Maggini, Silvia;
Kennedy, David O.

Publication type:

Article

Modulation of cognitive performance following single doses of 120 mg Ginkgo biloba extract administered to healthy young volunteers.

Published in:

Human Psychopharmacology: Clinical & Experimental, 2007, v. 22, n. 8, p. 559, doi. 10.1002/hup.885

By:

Kennedy, David O.;
Jackson, Pillipa A.;
Haskell, Crystal F.;
Scholey, Andrew B.

Publication type:

Article

Acute, dose-dependent cognitive effects of Ginkgo biloba, Panax ginseng and their combination in healthy young volunteers: differential interactions with cognitive demand.

Published in:

Human Psychopharmacology: Clinical & Experimental, 2002, v. 17, n. 1, p. 35, doi. 10.1002/hup.352

By:

Scholey, Andrew B.;
Kennedy, David O.

Publication type:

Article

Vitamins and Cognition What is the Evidence?

Published in:

2011

By:

Kennedy, David O.;
Haskell, Crystal F.

Publication type:

Journal Article

Acute beneficial effects of a functional energy shot on cognitive performance and mood states during cognitively demanding task performance: a randomized, double-blind, placebo-controlled, crossover trial.

Published in:

Frontiers in Nutrition, 2025, p. 1, doi. 10.3389/fnut.2024.1496092

By:

O'Shea, Olivia K.;
Lawley, Nathan;
Azzopardi, Anna;
Gutkowski, Allison;
Niedziela, Michelle Murphy;
Horn, Rachel;
Kennedy, David O.;
Adamson, Jason

Publication type:

Article

Acute effects of mango leaf extract on cognitive function in healthy adults: a randomised, double-blind, placebo-controlled crossover study.

Published in:

Frontiers in Nutrition, 2024, p. 1, doi. 10.3389/fnut.2024.1298807

By:

Dodd, Fiona L.;
Kennedy, David O.;
Johnson, Jodee;
Haworth, Emily;
Greener, Jessica P.;
Jackson, Philippa A.

Publication type:

Article

Acute Cognitive Performance and Mood Effects of Coffeeberry Extract: A Randomized, Double Blind, Placebo-Controlled Crossover Study in Healthy Humans.

Published in:

Nutrients, 2023, v. 15, n. 11, p. 2418, doi. 10.3390/nu15112418

By:

Jackson, Philippa A.;
Kenney, Charlotte;
Forster, Joanne;
Smith, Ellen F.;
Elcoate, Rian;
Spittlehouse, Bethany;
Johnson, Jodee;
Kennedy, David O.

Publication type:

Article

Differential Effects of DHA- and EPA-Rich Oils on Sleep in Healthy Young Adults: A Randomized Controlled Trial.

Published in:

Nutrients, 2021, v. 13, n. 1, p. 248, doi. 10.3390/nu13010248

By:

Patan, Michael J.;
Kennedy, David O.;
Husberg, Cathrine;
Hustvedt, Svein Olaf;
Calder, Philip C.;
Middleton, Benita;
Khan, Julie;
Forster, Joanne;
Jackson, Philippa A.

Publication type:

Article

The Acute and Chronic Cognitive Effects of a Sage Extract: A Randomized, Placebo Controlled Study in Healthy Humans.

Published in:

Nutrients, 2021, v. 13, n. 1, p. 218, doi. 10.3390/nu13010218

By:

Wightman, Emma L.;
Jackson, Philippa A.;
Spittlehouse, Bethany;
Heffernan, Thomas;
Guillemet, Damien;
Kennedy, David O.

Publication type:

Article

A Randomized, Crossover Study of the Acute Cognitive and Cerebral Blood Flow Effects of Phenolic, Nitrate and Botanical Beverages in Young, Healthy Humans.

Published in:

Nutrients, 2020, v. 12, n. 8, p. 2254, doi. 10.3390/nu12082254

By:

Jackson, Philippa A.;
Wightman, Emma L.;
Veasey, Rachel;
Forster, Joanne;
Khan, Julie;
Saunders, Caroline;
Mitchell, Siobhan;
Haskell-Ramsay, Crystal F.;
Kennedy, David O.

Publication type:

Article

Acute Effects of a Polyphenol-Rich Leaf Extract of Mangifera indica L. (Zynamite) on Cognitive Function in Healthy Adults: A Double-Blind, Placebo-Controlled Crossover Study.

Published in:

Nutrients, 2020, v. 12, n. 8, p. 2194, doi. 10.3390/nu12082194

By:

Wightman, Emma L.;
Jackson, Philippa A.;
Forster, Joanne;
Khan, Julie;
Wiebe, Julia C.;
Gericke, Nigel;
Kennedy, David O.

Publication type:

Article

Acute and Chronic Effects of Green Oat (Avena sativa) Extract on Cognitive Function and Mood during a Laboratory Stressor in Healthy Adults: A Randomised, Double-Blind, Placebo-Controlled Study in Healthy Humans.

Published in:

Nutrients, 2020, v. 12, n. 6, p. 1598, doi. 10.3390/nu12061598

By:

Kennedy, David O.;
Bonnländer, Bernd;
Lang, Stefanie C.;
Pischel, Ivo;
Forster, Joanne;
Khan, Julie;
Jackson, Philippa A.;
Wightman, Emma L.

Publication type:

Article

The Acute Effects of Caffeinated Black Coffee on Cognition and Mood in Healthy Young and Older Adults.

Published in:

Nutrients, 2018, v. 10, n. 10, p. 1386, doi. 10.3390/nu10101386

By:

Haskell-Ramsay, Crystal F.;
Jackson, Philippa A.;
Forster, Joanne S.;
Dodd, Fiona L.;
Bowerbank, Samantha L.;
Kennedy, David O.

Publication type:

Article

The Acute and Chronic Cognitive and Cerebral Blood Flow Effects of a Sideritis scardica (Greek Mountain Tea) Extract: A Double Blind, Randomized, Placebo Controlled, Parallel Groups Study in Healthy Humans.

Published in:

Nutrients, 2018, v. 10, n. 8, p. 955, doi. 10.3390/nu10080955

By:

Wightman, Emma L.;
Jackson, Philippa A.;
Khan, Julie;
Forster, Joanne;
Heiner, Felix;
Feistel, Bjoern;
Suarez, Cynthia G.;
Pischel, Ivo;
Kennedy, David O.

Publication type:

Article

Acute Post-Prandial Cognitive Effects of Brown Seaweed Extract in Humans.

Published in:

Nutrients, 2018, v. 10, n. 1, p. 85, doi. 10.3390/nu10010085

By:

Haskell-Ramsay, Crystal F.;
Jackson, Philippa A.;
Dodd, Fiona L.;
Forster, Joanne S.;
Bérubé, Jocelyn;
Levinton, Carey;
Kennedy, David O.

Publication type:

Article

Cognitive and Mood Effects of a Nutrient Enriched Breakfast Bar in Healthy Adults: A Randomised, Double-Blind, Placebo-Controlled, Parallel Groups Study.

Published in:

Nutrients, 2017, v. 9, n. 12, p. 1332, doi. 10.3390/nu9121332

By:

Kennedy, David O.;
Wightman, Emma L.;
Forster, Joanne;
Khan, Julie;
Haskell-Ramsay, Crystal F.;
Jackson Id, Philippa A.

Publication type:

Article

DHA Supplementation Alone or in Combination with Other Nutrients Does not Modulate Cerebral Hemodynamics or Cognitive Function in Healthy Older Adults.

Published in:

Nutrients, 2016, v. 8, n. 2, p. 86, doi. 10.3390/nu8020086

By:

Jackson, Philippa A.;
Forster, Joanne S.;
Kennedy, David O.;
Bell, J. Gordon;
Dick, James R.;
Younger, Irene

Publication type:

Article

B Vitamins and the Brain: Mechanisms, Dose and Efficacy—A Review.

Published in:

Nutrients, 2016, v. 8, n. 2, p. 68, doi. 10.3390/nu8020068

By:

Kennedy, David O.

Publication type:

Article

The Effects of Supplementation with a Vitamin and Mineral Complex with Guaraná Prior to Fasted Exercise on Affect, Exertion, Cognitive Performance, and Substrate Metabolism: A Randomized Controlled Trial.

Published in:

2015

By:

Veasey, Rachel C.;
Haskell-Ramsay, Crystal F.;
Kennedy, David O.;
Wishart, Karl;
Maggini, Silvia;
Fuchs, Caspar J.;
Stevenson, Emma J.

Publication type:

Journal Article

Thiols and polyamines in the cytoprotective effect of taurine on carbon tetrachloride-induced hepatotoxicity.

Published in:

Journal of Biochemical & Molecular Toxicology, 1999, v. 13, n. 2, p. 71, doi. 10.1002/(SICI)1099-0461(1999)13:2<71::AID-JBT2>3.0.CO;2-K

By:

Wu, Chen;
Kennedy, David O.;
Yano, Yoshihisa;
Otani, Shuzo;
Matsui-Yuasa, Isao

Publication type:

Article

Acute effects of a wild green-oat ( Avena sativa ) extract on cognitive function in middle-aged adults: A double-blind, placebo-controlled, within-subjects trial.

Published in:

Nutritional Neuroscience, 2017, v. 20, n. 2, p. 135, doi. 10.1080/1028415X.2015.1101304

By:

Kennedy, David O.;
Jackson, Philippa A.;
Forster, Joanne;
Khan, Julie;
Grothe, Torsten;
Perrinjaquet-Moccetti, Tania;
Haskell-Ramsay, Crystal F.

Publication type:

Article

Cognitive and mood effects of 8 weeks' supplementation with 400 mg or 1000 mg of the omega-3 essential fatty acid docosahexaenoic acid (DHA) in healthy children aged 10–12 years.

Published in:

Nutritional Neuroscience, 2009, v. 12, n. 2, p. 48, doi. 10.1179/147683009X388887

By:

Kennedy, David O.;
Jackson, Philippa A.;
Elliott, Jade M.;
Scholey, Andrew B.;
Robertson, Bernadette C.;
Greer, Joanna;
Tiplady, Brian;
Buchanan, Tom;
Haskell, Crystal F.

Publication type:

Article

Monoterpenoid extract of sage (Salvia lavandulaefolia) with cholinesterase inhibiting properties improves cognitive performance and mood in healthy adults.

Published in:

Journal of Psychopharmacology, 2011, v. 25, n. 8, p. 1088, doi. 10.1177/0269881110385594

By:

Kennedy, David O;
Dodd, Fiona L;
Robertson, Bernadette C;
Okello, Edward J;
Reay, Jonathon L;
Scholey, Andrew B;
Haskell, Crystal F

Publication type:

Article

Consumption of cocoa flavanols results in acute improvements in mood and cognitive performance during sustained mental effort.

Published in:

Journal of Psychopharmacology, 2010, v. 24, n. 10, p. 1505, doi. 10.1177/0269881109106923

By:

Scholey, Andrew B;
French, Stephen J;
Morris, Penelope J;
Kennedy, David O;
Milne, Anthea L;
Haskell, Crystal F

Publication type:

Article

Effects of Panax ginseng, consumed with and without glucose, on blood glucose levels and cognitive performance during sustained 'mentally demanding' tasks.

Published in:

Journal of Psychopharmacology, 2006, v. 20, n. 6, p. 771, doi. 10.1177/0269881106061516

By:

Reay, Jonathan L.;
Kennedy, David O.;
Scholey, Andrew B.

Publication type:

Article

Single doses of Panax ginseng (G115) reduce blood glucose levels and improve cognitive performance during sustained mental activity.

Published in:

Journal of Psychopharmacology, 2005, v. 19, n. 4, p. 357, doi. 10.1177/0269881105053286

By:

Reay, Jonathon L.;
Kennedy, David O.;
Scholey, Andrew B.

Publication type:

Article

Effects of Cholinesterase Inhibiting Sage (Salvia officinalis) on Mood, Anxiety and Performance on a Psychological Stressor Battery.

Published in:

Neuropsychopharmacology, 2006, v. 31, n. 4, p. 845, doi. 10.1038/sj.npp.1300907

By:

Kennedy, David O.;
Pace, Sonia;
Haskell, Crystal;
Okello, Edward J.;
Milne, Anthea;
Scholey, Andrew B.

Publication type:

Article

Double-strand breaks repair in lymphoblastoid cell lines from sisters discordant for breast cancer from the New York site of the BCFR.

Published in:

Carcinogenesis, 2008, v. 29, n. 7, p. 1367, doi. 10.1093/carcin/bgn140

By:

Nicola Machella;
Mary Beth Terry;
Jennifer Zipprich;
Irina Gurvich;
Yuyan Liao;
Ruby T. Senie;
David O. Kennedy;
Regina M. Santella

Publication type:

Article

Multivitamins and minerals modulate whole-body energy metabolism and cerebral blood-flow during cognitive task performance: a double-blind, randomised, placebo-controlled trial.

Published in:

Nutrition & Metabolism, 2016, v. 13, p. 1, doi. 10.1186/s12986-016-0071-4

By:

Kennedy, David O.;
Stevenson, Emma J.;
Jackson, Philippa A.;
Dunn, Sarah;
Wishart, Karl;
Bieri, Gregor;
Barella, Luca;
Carne, Alexandra;
Dodd, Fiona L.;
Robertson, Bernadette C.;
Forster, Joanne;
Haskell-Ramsay, Crystal F.

Publication type:

Article

Anxiolytic effects of a combination of Melissa ofcinalis and Valeriana ofcinalis during laboratory induced stress.

Published in:

Phytotherapy Research, 2006, v. 20, n. 2, p. 96, doi. 10.1002/ptr.1787

By:

Kennedy, David O.;
Little, Wendy;
Haskell, Crystal F;
Scholey, Andrew B.

Publication type:

Article

DNA Repair Capacity of Lymphoblastoid Cell Lines From Sisters Discordant for Breast Cancer.

Published in:

JNCI: Journal of the National Cancer Institute, 2005, v. 97, n. 2, p. 127, doi. 10.1093/jnci/dji013

By:

Kennedy, David O.;
Agrawal, Meenakshi;
Jing Shen;
Terry, Mary Beth;
Fang Fang Zhang;
Senie, Ruby T.;
Motykiewicz, Grazyna;
Santella, Regina M.

Publication type:

Article

Acute cognitive performance and mood effects of coffee berry and apple extracts: A randomised, double blind, placebo controlled crossover study in healthy humans.

Published in:

Nutritional Neuroscience, 2022, v. 25, n. 11, p. 2335, doi. 10.1080/1028415X.2021.1963068

By:

Jackson, Philippa A.;
Haskell-Ramsay, Crystal;
Forster, Joanne;
Khan, Julie;
Veasey, Rachel;
Kennedy, David O.;
Wilson, Alissa R.;
Saunders, Caroline;
Wightman, Emma L.

Publication type:

Article

Mental energy: plausible neurological mechanisms and emerging research on the effects of natural dietary compounds.

Published in:

Nutritional Neuroscience, 2021, v. 24, n. 11, p. 850, doi. 10.1080/1028415X.2019.1684688

By:

O'Connor, Patrick J.;
Kennedy, David O.;
Stahl, Stephen

Publication type:

Article

The pharmacodynamic profile of "Blackadder" blackcurrant juice effects upon the monoamine axis in humans: A randomised controlled trial.

Published in:

Nutritional Neuroscience, 2020, v. 23, n. 7, p. 516, doi. 10.1080/1028415X.2018.1525950

By:

Watson, Anthony W.;
Scheepens, Arjan;
Kennedy, David O.;
Cooney, Janine M.;
Trower, Tania M.;
Haskell-Ramsay, Crystal F.

Publication type:

Article

Effects of high-dose B vitamin complex with vitamin C and minerals on subjective mood and performance in healthy males.

Published in:

Psychopharmacology, 2010, v. 211, n. 1, p. 55, doi. 10.1007/s00213-010-1870-3

By:

Kennedy, David O.;
Veasey, Rachel;
Watson, Anthony;
Dodd, Fiona;
Jones, Emma;
Maggini, Silvia;
Haskell, Crystal F.

Publication type:

Article

An extract of Salvia (sage) with anticholinesterase properties improves memory and attention in healthy older volunteers.

Published in:

Psychopharmacology, 2008, v. 198, n. 1, p. 127, doi. 10.1007/s00213-008-1101-3

By:

Scholey, Andrew B.;
Tildesley, Nicola T. J.;
Ballard, Clive G.;
Wesnes, Keith A.;
Tasker, Andrea;
Perry, Elaine K.;
Kennedy, David O.

Publication type:

Article

Cognitive and mood improvements of caffeine in habitual consumers and habitual non-consumers of caffeine.

Published in:

Psychopharmacology, 2005, v. 179, n. 4, p. 813, doi. 10.1007/s00213-004-2104-3

By:

Haskell, Crystal F.;
Kennedy, David O.;
Wesnes, Keith A.;
Scholey, Andrew B.

Publication type:

Article

Cognitive and physiological effects of an “energy drink”: an evaluation of the whole drink and of glucose, caffeine and herbal flavouring fractions.

Published in:

Psychopharmacology, 2004, v. 176, n. 3/4, p. 320, doi. 10.1007/s00213-004-1935-2

By:

Scholey, Andrew B.;
Kennedy, David O.

Publication type:

Article

The dose-dependent cognitive effects of acute administration of Ginkgo biloba to healthy young volunteers.

Published in:

Psychopharmacology, 2000, v. 151, n. 4, p. 416, doi. 10.1007/s002130000501

By:

Kennedy, David O.;
Scholey, Andrew B.;
Wesnes, Keith A.

Publication type:

Article

Mental Performance and Sport: Caffeine and Co-consumed Bioactive Ingredients.

Published in:

Sports Medicine, 2022, v. 52, p. 69, doi. 10.1007/s40279-022-01796-8

By:

Kennedy, David O.;
Wightman, Emma L.

Publication type:

Article

Phytochemicals for Improving Aspects of Cognitive Function and Psychological State Potentially Relevant to Sports Performance.

Published in:

Sports Medicine, 2019, v. 49, n. 1, p. 39, doi. 10.1007/s40279-018-1007-0

By:

Kennedy, David O.

Publication type:

Article