Florastor Advanced Daily Probiotic & Immune Support with Zinc Vitamin C & D3, 30 Vegetarian Capsules supplement bottle
Florastor

Advanced Daily Probiotic & Immune Support with Zinc Vitamin C & D3, 30 Vegetarian Capsules

What We Researched
4 active ingredients analyzed · 7 inactive ingredients decoded · 1 brand certification checked · 1 retailer compared · Last updated: Mar 2026
98
Product Score Excellent
74
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin C (as sodium ascorbate) 120 mg 130%
Vitamin D3 (as cholecalciferol) (800 IU) 20 mcg 100%
Zinc (as zinc gluconate) 20 mg 180%
Saccharomyces boulardiiCNCM I-745® 500 mg *
Bioavailability Excellent

Absorption Rating

  • Vitamin C (as sodium ascorbate) Good
  • Vitamin D3 (as cholecalciferol) (800 IU) Good
  • Zinc (as zinc gluconate) Good
  • Saccharomyces boulardiiCNCM I-745® Good
Other Ingredients Excellent

Fillers & Additives

  • Lactose
  • Hydroxypropyl methylcellulose (derived from pine bark)
  • Modified Food Starch
  • Sucrose
  • Medium Chain Triglycerides
  • Silicon Dioxide
  • Dl alpha tocopherol
Efficacy Excellent

Dosage Analysis

  • Vitamin C (as sodium ascorbate) 120 mg Effective
  • Vitamin D3 (as cholecalciferol) (800 IU) 20 mcg Effective
  • Zinc (as zinc gluconate) 20 mg Effective
  • Saccharomyces boulardiiCNCM I-745® 500 mg High

Supplement Facts

Ingredient Amount % Daily Value
Vitamin C (as sodium ascorbate) 120 mg 130%
Vitamin D3 (as cholecalciferol) (800 IU) 20 mcg 100%
Zinc (as zinc gluconate) 20 mg 180%
Saccharomyces boulardiiCNCM I-745® 500 mg *

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Lactose Generally_safe

It is used as a filler or binder.

Hydroxypropyl methylcellulose (derived from pine bark) Unknown
Modified Food Starch Generally_safe

It is used as a filler, binder, or thickener in supplements.

Sucrose Generally_safe

It is used as a sweetener.

Medium Chain Triglycerides Safe

Enhances absorption of fat-soluble vitamins.

Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

Dl alpha tocopherol Unknown

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$32$31$30$29$28 Mar 12 $29.99
Vitacost

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

Brand Trust Report
Florastor

Founded 1953 · Bedminster, New Jersey, USA · 5 products · florastor.com/

Certifications

1 certification
Fda Gmp Inspections Verified Source

Transparency

2 claims
Third Party Testing Claim — Verified Source
In House Testing — Verified Source
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Frequently Asked Questions
Is Florastor Advanced Daily Probiotic & Immune Support with Zinc Vitamin C & D3, 30 Vegetarian Capsules a good supplement?

Florastor Advanced Daily Probiotic & Immune Support with Zinc Vitamin C & D3, 30 Vegetarian Capsules received a product quality score of 98/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 4 active ingredients with 15 servings per container. Of the 7 inactive ingredients, 2 are rated safe and 0 are flagged for review. The manufacturer, Florastor, holds a brand trust score of 74/100 with 1 verified certifications including Fda Gmp Inspections.

What are the ingredients in Florastor Advanced Daily Probiotic & Immune Support with Zinc Vitamin C & D3, 30 Vegetarian Capsules?

Florastor Advanced Daily Probiotic & Immune Support with Zinc Vitamin C & D3, 30 Vegetarian Capsules contains 4 active ingredients: Vitamin C (as sodium ascorbate) (120 mg), Vitamin D3 (as cholecalciferol) (800 IU) (20 mcg), Zinc (as zinc gluconate) (20 mg), Saccharomyces boulardiiCNCM I-745® (500 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Florastor Advanced Daily Probiotic & Immune Support with Zinc Vitamin C & D3, 30 Vegetarian Capsules safe to take?

Florastor Advanced Daily Probiotic & Immune Support with Zinc Vitamin C & D3, 30 Vegetarian Capsules 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.

Is Florastor a trustworthy supplement brand?

Florastor receives a brand trust score of 74/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1953 and headquartered in Bedminster, New Jersey, USA, the company offers 5 products in their lineup. They hold 1 verified certifications including Fda Gmp Inspections. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. No regulatory violations or FDA warning letters were found in our research.

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.

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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. 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.