Tracing the Path of the Plant Pigment Cyanidin-3-glucoside, Through the Human Body After Consumption
Inclusion Criteria:
- Males
- 18-45 years old
- No allergies to fruits or vegetables containing anthocyanins or foods to be provided
on the study day
- Those agreeing to restrict dietary intake of rich sources of anthocyanins
- Those agreeing to comply with a biological sampling protocol and have cannula
inserted for the collection of blood samples on the study day
- Those agreeing to record their dietary intake over 3 days (1 weekend day and 2 week
days)
Exclusion Criteria:
- Those judged by the study clinical staff (to be appointed) to have biochemical and /
or haematological screening results which reflect compromised health or that may
affect the study analysis
- Participants with a body mass index of less than 18.5 or greater than 30
- Taking food / dietary supplements containing anthocyanins e.g. grape seed extract,
acai berry (unless prepared to cease intake during, and 7 days preceding the study)
- Parallel participation in another research project which involves dietary
intervention and/or sampling of biological fluids/material
- Smokers or those who have ceased smoking within 12 months.
- Habitual drinkers of more than 4 units* of alcohol per day or more than 21 units per
week (NHS guidelines). *A unit of alcohol is approximately equivalent to a half pint
of full strength beer or cider or a small glass of wine (100ml) or a single measure
(25ml) of spirits
- Having donated blood in the last month