Fish oil: what is it?
Fish oil is a dietary source of omega-3 fatty acids which have been linked to various health effects. Omega-3 fatty acids play a role in...
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Asker Jeukendrup
- 13 min
How to fuel for a marathon
Marathon runners are starting to pay more and more attention to their nutrition. No one ever questions the importance of training, yet...
29,491 views
Eric Rawson
- 3 min
Creatine, cognition, and concussion: What does the evidence really show?
Creatine affects muscle but also the brain. Can it be a useful supplement to improve cognitive function or reduce the effects of concussion?
17,703 views
Asker Jeukendrup
- 5 min
Creatine and its effects on performance
This post describes the effects of creatine on performance. It is simply a summary of current scientific understanding.
23,993 views
Asker Jeukendrup
- 5 min
What causes an athlete’s leaky gut?
The intestine is responsible for absorption of nutrients but also to keep large molecules and germs out of our bodies. It has been...
6,658 views
Cannabidiol (CBD): Claims, risks and unanswered questions
Background Cannabis is a herbaceous plant that is perhaps best known for its role as a recreational drug. There is however growing...
4,318 views
Asker Jeukendrup
- 4 min
Low bone density in cyclists
There is accumulating evidence to suggest that most elite cyclists have lower bone mineral density values compared with non-elite cyclists.
4,837 views
Asker Jeukendrup
- 5 min
HMB magic muscle building supplement or waste of money?
β-hydroxy-β-methylbutyrate (or HMB) is a popular muscle building supplement. HMB is a metabolite derived from the essential amino acid...
82,993 views
Olly Witard
- 4 min
Can omega 3s “muscle in” on protein synthesis rates?
There are many claims now that omega-3 fatty acids can optimise muscle building. But what are the claims based on? is there evidence? The...
10,248 views
Asker Jeukendrup
- 4 min
Improving sleep for recovery
Sleep is essential for recovery of the brain and body, yet many athletes have problems falling asleep or may wake up during the night,...
9,189 views
Asker Jeukendrup
- 3 min
Contamination of nutrition supplements
Many supplements are manufactured to very high standards, but a significant percentage that are available for purchase, are not.
8,188 views
Asker Jeukendrup
- 4 min
Risks of supplement use
Supplements may have benefits in certain situations but they also come with risks. What are the risks and how can we mitigate them?
9,723 views
Caroline Tarnowski
- 5 min
Are my iron levels affecting my performance?
What is iron deficiency? How common is it? whom is at risk and how can you measure it?
20,472 views
Asker Jeukendrup
- 4 min
Concerns about truth of labelling of supplements and food products
A nutrition supplement may not always contain what you think it contains. Concerns about nutrition labelling of supplements and the...
3,189 views
Asker Jeukendrup
- 4 min
Do ketone esters spare glycogen and improve performance?
Are ketone esters really such a magical supplement?
7,668 views
Michael Gleeson
- 8 min
What you can eat and do to reduce becoming infected with respiratory pathogens like the corona virus
What is the role for nutrition in reducing infections? Can supplements "boost" immunity?
9,330 views
Effects of dietary supplements on adaptations to endurance training
Supplements such as sodium bicarbonate, beta-alanine, beetroot juice, and caffeine might improve the adaptation to training
12,245 views
Bryan Saunders
- 4 min
Beta alanine supplementation
Beta-alanine has become a “must-have” supplement for many athletes, but does the science support the hype?
24,400 views
Russel Best
- 3 min
Can peppermint improve performance in the heat?
Menthol (peppermint) is known for its familiar perceived cooling effect and fresh sensation in the mouth and nose. But can it also improve p
7,479 views
Ronald Maughan
- 4 min
Dietary supplements and elite athletes
A consensus document by experts brought together by the IOC on dietary supplements and elite athletes
8,968 views
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