Table 2.

Study visits and timeline of events.

	Name	Events	Day
Visit 1	Screening	Inclusion/exclusion criteria reviewed, informed consent obtained, medical history and exam, vital signs and blood safety sample taken, fecal collection kits and diaries provided	−30 to −14 days
Visit 2	Baseline	Inclusion/exclusion criteria, dietary supplements and medications, and medical history reviewed, pregnancy test (females only), fecal sample and diaries collected, randomization	Day 0
Visit 3	Week 1	Fecal sample and diaries collected, unused study products collected, compliance calculated, and product re-dispensed, review medication and dietary supplement history, new fecal collection kits and diaries dispensed	~Day 8 (+2 day window)
Visit 4	Week 4	Fecal sample and diaries collected, unused study products collected and compliance calculated, review medication and dietary supplement history	~Day 29 (+3 day window)

Visit number, corresponding event, and respective day number for the major activities during the trial.