Table 1.

Nutritional content of drinks

	PGJ	WGJ	Active	Placebo
Energy (kcal)	136	138	140.2	139.4
Sugars (g)	33	33.6	33.9	33.9
Anthocyanin content (mg/l)#	136.6	0.34	138.3	1.04
Phenolic content (μg/ml)*	1681.7	100	1504.5	135.1

PGJ pure purple grape juice (200 ml), WGJ pure white grape juice (200 ml), Active active drink administered in the study—PGJ + 30 ml blackcurrant cordial, Placebo WGJ + 10 ml blackcurrant cordial + 20 ml water

^#Total monomeric anthocyanin content expressed as cyanidin-3-glucoside equivalents

* Total phenolic content expressed as gallic acid equivalents