Food-related lifestyle and health attitudes of Dutch vegetarians, non-vegetarian consumers of meat substitutes, and meat consumers

The aim was to investigate socio-demographic characteristics, and attitudes to food and health of vegetarians, non-vegetarian consumers of meat substitutes, and meat consumers in the Netherlands. The sample used for this study (participants ≥18 years) was taken from the Dutch National Food Consumption Survey, 1997/1998. Vegetarians (n=63) and...

Biomonitoring the intake of garlic via urinary excretion of allyl mercapturic acid

Allium vegetables (onions, leeks, chives) and in particular garlic have been claimed to have health-promoting potential. This study was conducted to get insight into the perspectives for monitoring the intake of garlic by a biomarker approach. Chemically, the bimarker results from exposure to gamma-glutamyl-S-allyl-L-cysteine, which is first...

Effect of a vegan diet on biomarkers of chemoprevention in females

1. In order to study the potential beneficial effects of a vegan diet, a cross-sectional study was performed and several biomarkers of chemoprevention were measured in a population of female 'living food' eaters ('vegans'; n = 20) vs matched omnivorous controls (n = 20). 2. White blood cells obtained from fresh blood samples were subjected to...

Diet, faecal pH and colorectal cancer

We suggest that a lower faecal pH may be correlated with a lower mortality of large-bowel cancer and that faecal pH should always be considered in epidemiological studies on the role of diet in colon carcinogenesis.