Douglas Laboratories
Multi-Probiotic ® 40 Billion

60 vegetarian capsules

Price: $45.60
Cost per day: $1.52

Probiotic GI
Pure Encapsulations
Probiotic G.I.

60 capsules

Price: $44.20
Cost per day: $0.74

Thorne
Women's Daily Probiotic

30 capsules

Price: $35.00

Probiotic
Probiotic Blend

120 capsules

Price: $10.90