Nature's Bounty Stress B-Complex with C & Zinc
Brand: Nature's Bounty · Form: TABLET [E0155] On Market
Our assessment
Our assessment: The evidence shows that the key ingredient in this product, calcium, is well-studied for bone health, but the specific combination in Nature’s Bounty Stress B-Complex with C & Zinc lacks comprehensive data. For the calcium component, the NIH confirms it supports bone mineralization [NIH ODS]. However, we cannot verify the effectiveness of the full formula as a stress remedy based on the provided data.
How it works
Think of calcium as a structural builder — it helps your body deposit minerals into bone tissue for density and also supports muscle relaxation and nerve signaling [NIH ODS]. The other ingredients in this supplement are not detailed in the provided data, so we cannot explain their specific mechanisms here. Data not available for the B-complex, vitamin C, or zinc components.
Safety profile
FDA has received a total of 592,059 adverse event reports across all supplements, though this number is not specific to this product. For calcium, the safety data shows potential risks: high intakes may increase the risk of heart disease and prostate cancer [NIH ODS]. Side effects from excessive calcium include constipation, nausea, weight loss, extreme tiredness, frequent urination, abnormal heart rhythms, and a high risk of death from heart disease [NIH ODS]. Calcium can also reduce absorption of medications like bisphosphonates, tetracycline antibiotics, and levothyroxine [NIH ODS].
Our recommendation
Start with caution. Since the full formula’s data is not available, we recommend consulting your doctor before use, especially if you take prescription medications. For the calcium component, do not exceed the RDA without professional guidance, as high levels carry serious risks [NIH ODS]. If you are looking for stress support, consider a simpler, well-studied option like a standalone B-complex with documented safety data.
AI-assisted analysis. Data sourced from NIH DSLD.
Supplement Facts
| Brand | Nature's Bounty |
|---|---|
| Serving Size | |
| Contents | 75.0 Tablet(s) |
| Market Status | On 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