ProveIt Supplements

Independent, evidence-based supplement analysis.

✓ Not Sponsored

✓ No Paid Reviews

✓ Science-Based

Company

  • About Us
  • Our Methodology
  • Contact
  • Blog
  • Authors

Legal

  • Privacy Policy
  • Terms of Service
  • Medical Disclaimer
  • Affiliate Disclosure

Resources

  • All Categories
  • Ingredient Database
  • Browse Supplements
  • FAQ

© 2025 ProveIt Supplements. All rights reserved.

Medical Disclaimer: The information provided is for educational purposes only and is not intended as medical advice. Always consult with a qualified healthcare professional before starting any supplement regimen.

Prove It
Browse SupplementsBlogAuthorsAboutMethodologyFAQ
Get Your Personalized Supplement StackSupplement Stack Quiz
Menu
HomeBrowse SupplementsBlogAuthorsAboutMethodologyFAQ
Multi-Probiotic 15 Billion

Multi-Probiotic 15 Billion

Douglas Laboratories

#Probiotics
70
Safety80
Efficacy60
Transparency85
Based on Examine, Wikipedia, and 23 other sources

Overview

Multi-Probiotic 15 Billion aims to support gastrointestinal and immune health through a blend of various probiotic strains and a digestive and prebiotic blend. While it contains multiple strains, the lack of specific dosage information complicates the assessment of its potential effectiveness. The inclusion of FOS and slippery elm is a positive aspect. However, the limited information on individual strain quantities makes it challenging to determine the overall efficacy of the product.

The Good

Multiple Probiotic Strains: Contains a blend of multiple probiotic strains known for supporting gut health and immune function.

Prebiotic Support: Includes FOS (fructooligosaccharides) which may promote the growth of beneficial bacteria in the gut.

Slippery Elm: Includes slippery elm known for its soothing properties for the digestive tract.

The Bad

Lack of Specific Dosage Information: The amounts of each probiotic strain within the blend are not disclosed, making it impossible to assess if clinically relevant doses are provided.

Digestive and Prebiotic Blend Dosage: The dose of FOS and Slippery Elm is not specifically listed, and at 210mg for the entire digestive blend, it may be an underdosed amount.

Broad Warning Statements: Product not recommended for pregnant or lactating women without consulting a health professional, which is common for supplements but still limits use for a significant population.

Is it for you?

Best For: Individuals seeking digestive support, immune system enhancement, general wellness

Skip If: You are immunocompromised, have a severe underlying health condition, or are on specific medications without consulting a doctor.

Ingredients Analysis

Multi-Strain Probiotic Blend

Lactobacillus Acidophilus (La-14)

Lactobacillus Rhamnosus (Lr-32)

Bifidobacterium Lactis (Hn019)

Lactococcus Lactis (Ll-23)

Bifidobacterium Longum (Bl-05)

Bifidobacterium Bifidum/Lactis (Bb-02)

Lactobacillus Gasserri (Lg-36)

Streptococcus Thermophilus (St-21)

Digestive And Prebiotic Blend

210 mg

Fos

Slippery Elm

How to Use

Take one capsule daily, or as directed by a healthcare professional.

Frequency:

Daily

Best Time:

Morning or Evening

When:

With food or on an empty stomach (check label)

Who Should Use This

Best For:

Individuals seeking digestive support, immune system enhancement, general wellness

Similar Products

Probiotics by Pharmax

Probiotics

Pharmax

Lactobacillus by Allergy Research Group

Lactobacillus

Allergy Research Group

Digestive Health by Hero Nutritionals Yummi Bears Organics

Digestive Health

Hero Nutritionals Yummi Bears Organics

Probiotic by CVS Health

Probiotic

CVS Health

Recommended Articles

Top Ingredients for Optimal Gut Health

Top Ingredients for Optimal Gut Health

Fiber, probiotics, prebiotics, hydration, and fermented foods are crucial for maintaining healthy digestion and gut function.

Best Probiotic Strains & CFU for Health

Best Probiotic Strains & CFU for Health

Certain probiotic strains like Lactobacillus and Bifidobacterium, with CFU counts ranging from 1 billion for general wellness to 100 billion for conditions like IBS, are most beneficial.

Safe Daily Ingredients for Long-Term Use

Safe Daily Ingredients for Long-Term Use

Certain vitamins, minerals, and food ingredients are deemed safe for daily, long-term use when adhering to recommended guidelines.

Best Probiotic Strains for Your Health Goals

Best Probiotic Strains for Your Health Goals

Certain probiotic strains offer targeted benefits for digestive health, immune support, weight management, and mental health.