Key points from article :
Narrative review of how garlic might have an impact on human health.
Alliums could reduce risk of cancers of the digestive tract.
Sulphur in garlic provides it with its flavour and smell.
May be released in the form of gases as garlic is broken down.
Garlic supplements had modest short-term effects on cholesterol levels.
High intake of garlic was associated with a reduced risk of some cancers.
The study was published in the Trends in Pharmacological Sciences journal.
