Strengthen Your Gut. Support Whole-Body Health.

Over 70% of immune cells reside in the gut.

Key Ingredients

Marine Polysaccharide Complex

Provides added digestive support and helps protect probiotic viability.

Fructooligosaccharide (Prebiotic)

Feeds beneficial bacteria to help probiotics grow and work more effectively.

Lactobacillus Paracasei

Supports immune function and overall gastrointestinal wellness.

Lactobacillus Acidophilus

Supports digestive balance and helps maintain healthy gut flora.

Bifidobacterium Lactis

Promotes regularity and supports immune and metabolic health.

Lactobacillus Plantarum

Helps strengthen the gut lining and supports comfortable digestion.


WHY SÉRÈN'S Probiotic 40 Billion CAPSULES?

Every Seren formulation reflects our commitment to evidence-informed ingredients, precision dosages, and uncompromising quality controls.

Heavy Metal Screening

Screened for arsenic, cadmium, lead & mercury

Microbiological Safety

Tested for coliform, yeast, mold, E. coli, salmonella & staphylococcus aureus

Identity & Purity

Confirmed authenticity and active ingredient potency

Certificate of Analysis

Detailed testing report available

100-Day Money-Back Guarantee




Everything You Need to Know!

Frequently Asked Questions

Probiotic 40 Billion with Prebiotics is a daily digestive wellness supplement that delivers a high-potency blend of beneficial bacteria along with prebiotics to help nourish those probiotics. It’s designed to support gut balance, digestion, and overall metabolic wellness for both men and women.

With consistent daily intake, this probiotic formula may help support:

  • Digestive comfort and regularity
  • Gut microbiome balance
  • Nutrient absorption
  • Immune system support
  • Healthy metabolic response

Results vary by individual and typically build over time.

CFU stands for Colony Forming Units, which indicates the number of live beneficial bacteria in each serving. A 40 billion CFU formula provides a high level of probiotics to help replenish and maintain healthy gut flora.

When used as directed, this probiotic is generally safe for healthy adults. If you are pregnant, breastfeeding, immunocompromised, or taking prescription medications, consult your healthcare professional before use.



What Our Customers Say

+10000 Happy Customers


  • made in usa

    Items you love at prices that fit your budget.

  • Third-party tested

    We hold ourselves and our ingredients to the highest standards.

  • Quality ingredients

    We're dedicated to using scientifically backed, high-quality natural ingredients.

  • Non-GMO

    We carefully evaluate every ingredient, ensuring they are non-GMO.

  • Vegan

    We ensure the highest standards with 100% vegan, cruelty-free formulations.

made in usa

Items you love at prices that fit your budget.

Third-party tested

We hold ourselves and our ingredients to the highest standards.

Quality ingredients

We're dedicated to using scientifically backed, high-quality natural ingredients.

Non-GMO

We carefully evaluate every ingredient, ensuring they are non-GMO.

Vegan

We ensure the highest standards with 100% vegan, cruelty-free formulations.