NOW Probiotic-10 50 Billion
Brand: NOW · Form: CAPSULE [E0159]
Our assessment
The evidence shows that this product contains calcium, a mineral essential for bone health and nerve function [NIH ODS]. However, we cannot provide a full assessment of NOW Probiotic-10 50 Billion because the specific data for its probiotic blend is not available in the provided information. For the calcium component, our assessment is that while it supports key bodily functions, you should be cautious about your total intake from all sources [NIH ODS].
How it works
Think of calcium as a structural building block for your bones and a signaling molecule for your nerves. It supports bone mineralization and helps your muscles relax after contracting [NIH ODS]. The data does not provide specific information on how the probiotic strains in this product work.
Safety profile
Data not available for the specific probiotic strains in this product. For the calcium component, high intakes might increase the risk of heart disease and prostate cancer [NIH ODS]. Very high levels of calcium in the blood and urine can cause poor muscle tone, poor kidney function, low phosphate levels, constipation, nausea, weight loss, extreme tiredness, frequent need to urinate, abnormal heart rhythms, and a high risk of death from heart disease [NIH ODS]. The total number of adverse event reports across all products in the FDA database is 592059, but this is not specific to this product [FDA data].
Our recommendation
Because the specific data for the probiotic strains in NOW Probiotic-10 50 Billion is not available, we cannot make a recommendation for this product. For the calcium component, be aware that calcium supplements can reduce the absorption of several medications, including bisphosphonates, tetracycline antibiotics, fluoroquinolone antibiotics, levothyroxine, and phenytoin [NIH ODS]. You should talk to your doctor before taking this supplement, especially if you take any of those medications or have a history of kidney stones or heart disease.
AI-assisted analysis. Data sourced from NIH DSLD.
Supplement Facts
| Brand | NOW |
|---|---|
| Serving Size | |
| Contents | 50.0 Veg Capsule(s) |
| Market Status | Off 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