NOW Probiotic-10 50 Billion
Brand: NOW · Form: CAPSULE [E0159]
Our assessment
Our assessment: The evidence shows that the key ingredient in this product, calcium, is well-supported for bone health, but the data specific to NOW Probiotic-10 50 Billion is very limited. You should know that while calcium plays a critical role in your body, the data we have focuses on the mineral, not this specific probiotic blend. We cannot make a broad recommendation for this product based solely on the provided information.
How it works
Calcium acts as a master regulator for your body’s structure and function. It supports bone density through a process called bone mineralization, helping to deposit minerals into your skeleton. Additionally, it is essential for neuromuscular relaxation, which allows your muscles to relax and your nerves to signal properly after they have been activated [NIH ODS].
Safety profile
The FDA has received a total of 592,059 adverse event reports across all supplements. For calcium specifically, some research suggests that high intakes might increase the risk of heart disease and prostate cancer [NIH ODS]. Side effects from very high calcium levels can include nausea, constipation, weight loss, extreme tiredness, frequent need to urinate, and abnormal heart rhythms [NIH ODS]. Calcium can also reduce the absorption of several medications, including bisphosphonates, tetracycline antibiotics, fluoroquinolone antibiotics, levothyroxine, and phenytoin [NIH ODS].
Our recommendation
Based on the data provided, we cannot recommend NOW Probiotic-10 50 Billion because the information is about the mineral calcium, not the probiotic ingredients in the product itself. For calcium needs, the data confirms it is a key mineral for bone health, but you should be aware of the potential side effects and medication interactions listed above [NIH ODS]. We recommend consulting your healthcare provider before starting this supplement, as the specific benefits and risks of this probiotic blend are not supported by the data we have.
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