Rugby Probiotic Formula supplement bottle
Rugby

Probiotic Formula Review

What We Researched
5 active ingredients analyzed · 5 inactive ingredients decoded · Last updated: Aug 2026
92
Product Score Excellent
Brand Score Not rated yet

Product score from label analysis. Rugby hasn't completed our brand research yet. See our methodology.

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Bifidobacterium lactis Bl-04 2000000000 CFU
Lactobacillus acidophilus LA14 2000000000 CFU
Lactobacillus salivarius 2000000000 CFU
Lactobacillus plantarum Lp-115 2000000000 CFU
Lactobacillus casei 2000000000 CFU
Bioavailability Excellent

Absorption Rating

  • Bifidobacterium lactis Bl-04 Good
  • Lactobacillus acidophilus LA14 Good
  • Lactobacillus salivarius Fair
  • Lactobacillus plantarum Lp-115 Good
  • Lactobacillus casei Good
Other Ingredients Excellent

Fillers & Additives

  • Hypromellose
  • Purified Water
  • Low moisture microcrystalline cellulose
  • Silicon Dioxide
  • Vegetable Magnesium Stearate
Efficacy Very Good

Dosage Analysis

  • Bifidobacterium lactis Bl-04 2000000000 CFU High
  • Lactobacillus acidophilus LA14 2000000000 CFU High
  • Lactobacillus salivarius 2000000000 CFU Effective
  • Lactobacillus plantarum Lp-115 2000000000 CFU High
  • Lactobacillus casei 2000000000 CFU High

Supplement Facts

Ingredient Amount % Daily Value
Bifidobacterium lactis Bl-04 2000000000 CFU
Lactobacillus acidophilus LA14 2000000000 CFU
Lactobacillus salivarius 2000000000 CFU
Lactobacillus plantarum Lp-115 2000000000 CFU
Lactobacillus casei 2000000000 CFU

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Hypromellose Safe

Forms vegetarian capsule shells. Dissolves easily in the stomach.

Purified Water Safe

Dissolves and carries water-soluble ingredients.

Low moisture microcrystalline cellulose Unknown
Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

Vegetable Magnesium Stearate Safe

Prevents ingredients from sticking to equipment. Derived from vegetable sources.

Brand Trust Report
Rugby

Founded 1961 · Livonia, Michigan, USA · 195 products · majorrugby.com/

Transparency

1 claim

Violation History

4 incidents
Recall All liquid products manufactured by PharmaTech LLC and distributed by Rugby Laboratories2017-08-10Source
Recall Rugby Natural Iron Supplement tablets2013-01-17Source
Recall Rugby Children's Pain & Fever Concentrated Drops (Acetaminophen Drops)2011-07-21Source
Lawsuit Failure to have an effective system to identify and report suspicious orders of controlled substances.2011Source
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Frequently Asked Questions
Is Rugby Probiotic Formula a good supplement?

Rugby Probiotic Formula received a product quality score of 92/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 5 active ingredients Of the 5 inactive ingredients, 4 are rated safe and 0 are flagged for review.

What are the ingredients in Rugby Probiotic Formula?

Rugby Probiotic Formula contains 5 active ingredients: Bifidobacterium lactis Bl-04 (2000000000 CFU), Lactobacillus acidophilus LA14 (2000000000 CFU), Lactobacillus salivarius (2000000000 CFU), Lactobacillus plantarum Lp-115 (2000000000 CFU), Lactobacillus casei (2000000000 CFU). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Rugby Probiotic Formula safe to take?

Rugby Probiotic Formula has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

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 150,000 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 150,000 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 150,000 analyzed products provides independent quality scores, ingredient safety ratings, and brand trust reports to help you make evidence-based decisions.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records — read our methodology. 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.