Table 1.

Components of the two dietary supplements.

Types	Components	Content(%)
Dietary supplement A (DSA)	Microcrystalline cellulose	48.9
	Low-substituted hydroxypropyl cellulose	5
	Silicon dioxide	0.1
	Grape seed extract	3.6
	Tea polyphenols	2.4
	Freeze-dried bacterial powder	40
	Total	100
Dietary supplement B (DSB)	Microcrystalline cellulose	46.5
	Low-substituted hydroxypropyl cellulose	5
	Silicon dioxide	0.1
	Vitamin C	1.6
	Calcium carbonate	6.4
	Zinc acetate	0.4
	Freeze-dried bacterial powder	40
	Total	100