Pregnant women should pay special attention to the safety and effectiveness of probiotic products when choosing them. Here are some suggested brands, but please consult your doctor or obstetrician before using them:

1.Culturelle: This is a popular brand of probiotics, which contains many active probiotics, such as Lactobacillus rhamnosus, Bifidobacterium lactis b- 12, etc. Culturelle is considered safer for pregnant women.

2. Florist: This is also a product containing a variety of active probiotics, such as Saccharomycesboulardii. Research shows that forest can help improve the intestinal health of pregnant women and prevent constipation and diarrhea during pregnancy.

3.RenewLife: This product contains a variety of probiotics, such as Lactobacillus acidophilus, Lactobacillus casei, Bifidobacterium, etc., which helps to maintain the balance of intestinal flora.

4.GardenofLife: This product contains many active probiotics, such as Lactobacillus acidophilus, Lactobacillus rhamnosus and Bifidobacterium longum. Life Garden also contains prebiotics, which helps the growth of probiotics.

5.BioGaia: This is a probiotic product specially designed for pregnant women, which contains Lactobacillus reuteri DSM 17938. Studies have shown that BioGaia can help prevent urinary tract infections during pregnancy.

Please note that these suggestions are for reference only, and you should consult your doctor or obstetrician before using any probiotic products. They will provide you with the most suitable advice according to your specific situation.