Lamberts probioguard contains four carefully selected strains of friendly bacteria lactobacillus acidophilus bifidobacterium streptococcus thermophilus and lactobacillus delbrueckii ssp bulgaricus which have been widely used in clinical studies these species of bacteria are specially selected for use when travelling as local cuisine can expose the gut to new challenges where different bacteria strains may be present and this can unsettle digestion who is probioguard suitable for peop