Swanson Probiotic, 120 Capsules (1 Billion CFU per Capsule) supplement bottle
Swanson

Probiotic, 120 Capsules (1 Billion CFU per Capsule)

What We Researched
1 active ingredient analyzed · 4 inactive ingredients decoded · 6 brand certifications checked · 3 retailers compared · Last updated: Mar 2026
100
Product Score Excellent
90
Brand Score Excellent

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Lactobacillus acidophilus (2 billion CFU†) 10 mg *
Bioavailability Excellent

Absorption Rating

  • Lactobacillus acidophilus (2 billion CFU†) Good
Other Ingredients Excellent

Fillers & Additives

  • Microcrystalline Cellulose (Plant Fiber)
  • Gelatin
  • Silica
  • Magnesium Stearate
Efficacy Excellent

Dosage Analysis

  • Lactobacillus acidophilus (2 billion CFU†) 10 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Lactobacillus acidophilus (2 billion CFU†) 10 mg *

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Microcrystalline Cellulose (Plant Fiber) Safe

It is used as a filler, binder, and disintegrant.

Gelatin Safe

Forms the capsule shell that holds the supplement contents.

Silica Safe

Prevents ingredients from clumping and improves powder flow.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$9$8$7$6$5 Mar 12 $6.89
iHerb

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
Swanson

Founded 1969 · Fargo, North Dakota, United States · 994 products · swansonvitamins.com

Certifications

6 certifications
Consumerlab Verified
Nsf Gmp Verified Source
Fda Gmp Inspections Verified Source
Npa Gmp Verified Source
Usda Organic Verified Source
Vegan Certified Verified Source

Transparency

4 claims
Third Party Testing Claim — Verified Source
Coa Availability — Claimed Source
In House Testing — Verified Source

Violation History

6 incidents
Recall Vitamin B12 Methylcobalamin High Absorption2022-03-04Source
Lawsuit Website not accessible to blind individuals, violating the Americans with Disabilities Act (ADA).2019Source
Prop 65 Lead2015-11-03Source
Recall Swanson Premium Brand Full Spectrum Cilantro (Coriander)2014-04-04Source
Recall Swanson Organic Celery Seed (Whole)2011-12-16Source
Fda Warning Products contained an unauthorized drug (lovastatin) and were marketed with claims to treat high cholesterol, rendering them unapproved new drugs.2007-08-08Source
Related Supplements
Frequently Asked Questions
Is Swanson Probiotic, 120 Capsules (1 Billion CFU per Capsule) a good supplement?

Swanson Probiotic, 120 Capsules (1 Billion CFU per Capsule) received a product quality score of 100/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 1 active ingredients with 50 servings per container. All 4 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Swanson, holds a brand trust score of 90/100 with 6 verified certifications including Consumerlab, Nsf Gmp, Fda Gmp Inspections, Npa Gmp.

What are the ingredients in Swanson Probiotic, 120 Capsules (1 Billion CFU per Capsule)?

Swanson Probiotic, 120 Capsules (1 Billion CFU per Capsule) contains 1 active ingredients: Lactobacillus acidophilus (2 billion CFU†) (10 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Swanson Probiotic, 120 Capsules (1 Billion CFU per Capsule) safe to take?

Swanson Probiotic, 120 Capsules (1 Billion CFU per Capsule) has been analyzed for ingredient safety across all its components. All 4 inactive ingredients — including capsule materials, fillers, and binders — are rated safe based on regulatory data and published safety research. This is a clean formulation with no controversial additives. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Swanson a trustworthy supplement brand?

Swanson receives a brand trust score of 90/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1969 and headquartered in Fargo, North Dakota, United States, the company offers 994 products in their lineup. They hold 6 verified certifications including Consumerlab, Nsf Gmp, Fda Gmp Inspections, Npa Gmp. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Swanson has 6 historical regulatory incidents on record, which are factored into the trust score.

Do probiotics make you poop?

The effects of supplements on the body vary based on the specific ingredients, dosages, and individual factors. Quality clinical research is the best guide for understanding what supplements actually do versus marketing claims. Be cautious of products that promise dramatic results — legitimate supplements support health gradually, not overnight. Checking the ingredient label, understanding the dosages, and reviewing the scientific evidence are essential steps before starting any supplement. GoodSupp evaluates over 250,000 products based on published research and evidence-based criteria.

What are probiotics good for?

Probiotics Good For is a topic many supplement consumers ask about. In the context of dietary supplements, understanding probiotics good for helps you make more informed choices about what you put in your body. The quality and form of ingredients matters significantly — two products listing the same ingredient can differ dramatically in bioavailability and effectiveness. GoodSupp analyzes over 250,000 supplement products to help consumers understand exactly what's in their supplements and whether the formulation meets quality standards.

Do probiotics help with constipation?

This is an important question for supplement consumers. The dietary supplement industry is largely self-regulated, which means product quality, ingredient transparency, and safety practices vary significantly between brands and products. The most reliable way to evaluate any supplement is to check for third-party testing certifications, review the full ingredient list and dosages, and research the brand's regulatory track record. GoodSupp's database of over 250,000 analyzed products provides independent quality scores, ingredient safety ratings, and brand trust reports to help you make evidence-based decisions.

Scan Any Supplement Instantly

Download GoodSupp to scan barcodes, check ingredient safety, and find the best supplements for your needs.

Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.