ProBiotic-4

Suggested Use

Suggested Use: As a dietary supplement; take one veggie capsule in the evening with food and water.

• 

  Swanson Probiotic 4 60 Capsules

  iHerb4.6(598)

  $10.79
• 

  Swanson Probiotic Complex 4 Billion CFU 120 Veggie DRcaps

  Swanson Health Products4.6(638)

  $22.89
• 

  Swanson Probiotic Complex Supplement 120 Veggie DRcaps (2 Pack)

  Walmart - Pattern

  $35.40
• 

  Lee Swanson Signature Line Ultimate Probiotic Formula

  Swanson Health Products4.6(612)

  $20.49
• 

  Swanson Probiotic for Digestive Health

  Swanson Health Products4.5(272)

  $26.29
• 

  Swanson Probiotic for Daily Wellness

  Swanson Health Products4.7(2200)

  $8.29
• 

  Swanson Probiotic + Prebiotic Fiber 60 Capsules

  Target4.6(677)

  $17.59
• 

  Swanson Probiotic with Digestive Enzymes

  Swanson Health Products4.7(2100)

  $18.99

Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.

Showing representative supplement & health retailers — search above for stores in your area.

• The Vitamin Shoppe

  4.4 (155)

  Vitamin & supplements store

  7837 Mentor Ave, Mentor, OH 44060

  Directions(440) 205-9511

• Walgreens

  3.6 (61)

  Vitamin & supplements store

  35279 Vine St, Willowick, OH 44095

  Directions(440) 918-0700

• Discount Drug Mart

  4.2 (85)

  Drug store

  34100 Vine St, Eastlake, OH 44095

  Directions(440) 942-3330

• KaraMD

  4.7 (91)

  Vitamin & supplements store

  8200 Sweet Valley Dr Ste #102, Valley View, OH 44125

  Directions(800) 991-4518

• The Vitamin Shoppe

  4.3 (180)

  Vitamin & supplements store

  6255 Mayfield Rd, Cleveland, OH 44124

  Directions(440) 646-0233

• CVS

  2.9 (192)

  Vitamin & supplements store

  6005 SOM Ctr Rd, Willoughby, OH 44094

  Directions(440) 946-7252

• Walmart Supercenter

  3.6 (6681)

  Department store

  33752 Vine St, Eastlake, OH 44095

  Directions(440) 269-8827

• Our Kids...

  5.0 (66)

  E-commerce service

  24000 Mercantile Rd #4, Beachwood, OH 44122

  Directions(216) 371-3705

• Probiotics modulate the microbiota–gut–brain axis and improve memory deficits in aged SAMP8 mice

  X Yang, D Yu, L Xue, H Li, J Du - Acta Pharmaceutica Sinica B, 2020 - Elsevier

  … This study aims to investigate the effects of ProBiotic-4 on the microbiota–gut… ProBiotic-4 was orally administered to 9-month-old SAMP8 mice for 12 weeks. We observed that ProBiotic-4 …

  2020446 citations

• Probiotic supplementation prevents stress-impaired spatial learning and enhances the effects of environmental enrichment

  CM Flynn, LM Blackburn, Q Yuan - Frontiers in Microbiomes, 2025 - frontiersin.org

  … which probiotics may mitigate stress-induced effects and cognitive resilience and overall brain health. … Changes in the taxa species induced by Probiotic-4 mixture feeding were further …

  20252 citations

• Probiotic supplementation prevents stress-impaired spatial learning and

  CM Flynn, LM Blackburn, Q Yuan - Gut Microbiota Modulation to …, 2026 - books.google.com

  … which probiotics may mitigate stress-induced effects and cognitive resilience and overall brain health. … Changes in the taxa species induced by Probiotic-4 mixture feeding were further …

  2026

• Targeting early tau pathology: probiotic diet enhances cognitive function and reduces inflammation in a preclinical Alzheimer's model

  CM Flynn, T Omoluabi, AM Janes, EJ Rodgers… - Alzheimer's Research & …, 2025 - Springer

  … This study evaluates the effects of probiotics in a rat model of … -driven improvements in gut health could influence key … Rats were fed probiotic-4 supplement once daily for 3 months. …

  202526 citations

• Nutraceuticals and the Microbiota–Gut–Brain Axis: A Pathway for Preventing Cognitive Decline

  Á Castillo-Moral, C Toda-Ferran, M Bulló… - Nutrition …, 2026 - academic.oup.com

  … as ProBiotic-4 … probiotics can enhance gut health and restore a healthy balance in the GBA, thus potentially contributing to better cognitive outcomes. Synbiotics, by combining probiotics …

  20261 citations

• Probiotics improve cognitive impairment by decreasing bacteria-related pattern recognition receptor-mediated inflammation in the gut-brain axis of mice

  XQ Yang, Y Zhao, L Xue, HS Wang, J Zeng… - Journal of integrative …, 2023 - imrpress.com

  … are mono- or mixed cultures of live microorganisms that are known to confer health … of probiotics on other bacteria-related pattern recognition receptors. We found that oral ProBiotic-4 …

  202316 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2018-04-25. DSLD Label ID: 175586. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.