18 entries
Dietary supplements
Evidence-based guides for every supplement.
Strong evidenceAshwagandha
An adaptogenic plant used in Ayurvedic medicine, studied for its benefits in stress management, sleep and recovery.
StressSleepStrong evidence
Caffeine
One of the most widely studied stimulants in the world: alertness, endurance and a reduced perception of exertion during training.
EnergyEnduranceStrong evidence
Coenzyme Q10
A molecule involved in cellular energy production, which is being studied for its effects on cardiovascular health and fatigue.
HeartEnergyStrong evidence
Collagen
The structural protein found in the skin, tendons and joints, studied in the form of peptides for joint comfort.
JointsStrong evidence
Curcumin
The active ingredient in turmeric, which has been studied for its anti-inflammatory and antioxidant properties, particularly in relation to joint comfort.
JointsRecoveryStrong evidence
Glutamine
An amino acid found in high concentrations in the muscles, taken to aid recovery and support gut health, particularly during intense training sessions.
RecoveryDigestionStrong evidence
L-carnitine
A compound that transports fatty acids to the mitochondria to be burnt — popular for weight loss, and also being studied for recovery.
RecoveryEnergyStrong evidence
Magnesium
A mineral involved in hundreds of reactions in the body, including muscle function and the reduction of fatigue.
RecoveryStressStrong evidence
Melatonin
The sleep hormone, taken as a supplement to help you fall asleep more quickly and reset your internal clock (jet lag, night shifts).
SleepStrong evidence
Probiotics
Live microorganisms that help maintain the balance of the gut flora and support digestive well-being.
DigestionImmunityStrong evidence
Whey protein
A fast-absorbing protein powder, ideal for meeting your daily protein requirements.
MuscleRecoveryStrong evidence
Vitamin D
The vitamin that the body produces when exposed to sunlight — levels of which are often low in winter, and which plays a key role in bone health, muscle function and immunity.
ImmunityModerate evidence
Citrulline malate
A compound that promotes vasodilation, used to treat muscle congestion and improve endurance during exercise.
EnduranceModerate evidence
Creatine monohydrate
The most widely studied supplement in bodybuilding, for strength and muscle mass gain.
MuscleCognitionModerate evidence
Omega-3
Essential fatty acids (EPA/DHA) for cardiovascular health and recovery from inflammation.
HeartJointsModerate evidence
Zinc
A trace element essential for immunity, skin health and protein metabolism — athletes lose some of it through sweat.
ImmunityLimited evidence
BCAA / Essential amino acids
Amino acids (branched-chain or essential) taken to limit muscle breakdown during exercise.
MuscleRecoveryLimited evidence
Beta-alanine
An amino acid that delays the onset of muscle fatigue during intense exercise.
EnduranceMuscle