Nature's Bounty Fiber With Vitamin D3
Brand: Nature's Bounty · Form: GUMMY [E0176] On Market
Our assessment
The evidence shows that this supplement provides two nutrients with distinct roles. For bone health, the calcium content is the primary active ingredient. The data confirms that calcium supports bone mineralization and density [NIH ODS]. However, we must be clear: the total number of FDA adverse event reports across all supplements in this category is 592,059, which is substantial and warrants careful review [FDA data].
How it works
Think of calcium as a structural builder for your bones. It works through bone mineralization, helping deposit minerals into your skeleton to maintain density and strength [NIH ODS]. It also plays a role in neuromuscular relaxation, supporting proper muscle relaxation and nerve signaling throughout your body [NIH ODS].
Safety profile
FDA received 592,059 adverse event reports across this supplement category [FDA data]. High calcium intakes might increase the risk of heart disease and prostate cancer [NIH ODS]. 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]. Calcium can reduce the absorption of several medications, including bisphosphonates, tetracycline antibiotics, fluoroquinolone antibiotics, levothyroxine, and phenytoin [NIH ODS].
Our recommendation
Start by assessing your total calcium intake from food and other supplements before adding this product. Be aware that high calcium intakes carry significant risks. If you take any prescription medications, especially those listed in the interactions, take this supplement at least two hours apart from your medication. Consult your healthcare provider to determine if this supplement is appropriate for your specific needs [NIH ODS].
AI-assisted analysis. Data sourced from NIH DSLD.
Supplement Facts
| Brand | Nature's Bounty |
|---|---|
| Serving Size | |
| Contents | 75.0 Gummie(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