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

© 2026 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
Hairbiotic

Hairbiotic

Nutrafol

#Probiotics
68
Safety75
Efficacy60
Transparency62
Based on Examine, Wikipedia, and 23 other sources

Overview

Hairbiotic contains a comprehensive blend of well-researched probiotic strains and a bacteriophage prebiotic. While the individual ingredients have demonstrated benefits for gut health, immune function, and certain metabolic parameters at clinically effective doses, the specific efficacy for "hair wellness" as a combined formulation lacks direct, robust clinical substantiation. The total dosage of the probiotic blend at 418 mg does not specify CFU, making it difficult to ascertain if individual strains are present at optimal doses.

The Good

Diverse Probiotic Blend: Includes multiple well-researched Lactobacillus and Bifidobacterium strains known for gut health benefits.

Bacteriophage Prebiotic: Innovative inclusion may selectively target unfavorable gut bacteria, further benefiting microbial balance.

Gut-Immune Axis Support: Ingredients like L. rhamnosus GG and B. animalis lactis have documented roles in enhancing immune function.

The Bad

Lack of Specific CFU Counts: The probiotic blend is listed by weight (418mg) without CFU per strain, making it difficult to assess optimal dosing for each individual probiotic.

Limited Direct Evidence for Hair Health: While marketed for "Hair wellness," direct clinical research linking this specific formulation to hair benefits is not robust.

Proprietary Blend Concerns: Many individual probiotic strains are listed without specific quantities, hindering full dosage analysis and potentially limiting transparency.

Is it for you?

Best For: Individuals seeking to support hair health through gut microbiome balance, those experiencing general hair thinning.

Skip If: You have known liver conditions or are sensitive to probiotic supplements.

Ingredients Analysis

Probiotic Blend

418 mg

Lactobacillus Helveticus

Lactobacillus Reuteri

Lactobacillus Acidophilus

Lactobacillus Plantarum

Bifidobacterium Animalis Lactis

Lactobacillus Rhamnosus Gg

Bacillus Subtilis

Bacteriophage Prebiotic

15 mg

How to Use

Likely one capsule daily, as per typical probiotic and Nutrafol supplement instructions.

Frequency:

Daily

Best Time:

Anytime

When:

With food

Who Should Use This

Best For:

Individuals seeking to support hair health through gut microbiome balance, those experiencing general hair thinning.