Product Label

Douglas Laboratories Multi-Probiotic 15 Billion

Brand: Douglas Laboratories · Form: CAPSULE [E0159]

Our assessment

The evidence shows that Douglas Laboratories Multi-Probiotic 15 Billion provides a standard probiotic dose, but specific health claims for this product are limited by the data available. Data not available for specific ingredient-level benefits or studies for this exact product. The primary ingredient profile is not fully detailed in the provided data, so we cannot confirm specific mechanisms of action for this blend.

How it works

Probiotics generally work by supporting the balance of gut bacteria. However, for this specific product, data not available on its exact mechanisms. The ingredient calcium, which may be present in some formulations, supports bone mineralization and neuromuscular relaxation [NIH ODS]. Without a full ingredient list, we cannot detail how this specific product functions in your body.

Safety profile

FDA received 592,059 total adverse event reports across all dietary supplements. Data not available for side effect reports specific to this product. For calcium, which may be an ingredient, high intakes can cause constipation, nausea, weight loss, extreme tiredness, and abnormal heart rhythms [NIH ODS]. Calcium can also reduce absorption of medications like tetracycline antibiotics and levothyroxine [NIH ODS].

Our recommendation

Our assessment: Because specific data on this product's ingredients, side effects, and clinical studies are not available, we cannot make a confident recommendation for Douglas Laboratories Multi-Probiotic 15 Billion. You should consult with your healthcare provider before starting this supplement, especially if you take prescription medications that may interact with calcium [NIH ODS]. Data not available for dosage or duration of use.

AI-assisted analysis. Data sourced from NIH DSLD.

Supplement Facts

BrandDouglas Laboratories
Serving Size
Contents60.0 Capsule(s)
Market StatusOff Market

How to Read This Label

Supplement labels contain several key sections regulated by the FDA:

  • Serving Size — The recommended amount per dose. Always check this — some products require multiple capsules per serving.
  • Amount Per Serving — Shows the quantity of each nutrient in the product, typically in IU (International Units), mg (milligrams), or mcg (micrograms).
  • % Daily Value (%DV) — Indicates how much a nutrient in a serving contributes to a daily diet. 5% DV or less is low; 20% DV or more is high.
  • Other Ingredients — Lists inactive ingredients like fillers, binders, and capsule materials (e.g., gelatin, cellulose, magnesium stearate).
  • Suggested Use — The manufacturer's recommended directions for taking the supplement, including timing and dosage.

Source: FDA Dietary Supplement Labeling Guide

Original Label

View Full DSLD Label (PDF)

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