GNC Fast Dissolving Vitamin C With Zinc Mixed Berry
Brand: GNC · Form: TABLET [E0155] On Market
Our assessment
The evidence shows that calcium is essential for bone health, but you need to be cautious with supplementation. The data specifically addresses calcium as a mineral, not the combination product you asked about. For GNC Fast Dissolving Vitamin C With Zinc Mixed Berry, data on that exact formulation is not available. However, the mineral calcium is well-studied, and we can review its role and risks [NIH ODS].
How it works
Think of calcium as a structural building block for your skeleton and a signaling molecule for your nerves and muscles. It supports bone density and mineral deposition, and it also helps with muscle relaxation and nerve signaling [NIH ODS].
Safety profile
FDA received 592,059 total adverse event reports across all products. For calcium specifically, high intakes might increase the risk of heart disease and prostate cancer. 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] [FDA data]. Calcium can also reduce the absorption of several medications, including bisphosphonates, tetracycline antibiotics, fluoroquinolone antibiotics, levothyroxine, and phenytoin [NIH ODS].
Our recommendation
If you are looking to supplement calcium specifically, check your total intake from food and supplements to avoid exceeding safe levels. For the GNC Fast Dissolving Vitamin C With Zinc Mixed Berry product, data on its specific safety and efficacy is not available. Speak with your doctor before starting any new supplement, especially if you take medications that interact with calcium [NIH ODS].
AI-assisted analysis. Data sourced from NIH DSLD.
Supplement Facts
| Brand | GNC |
|---|---|
| Serving Size | |
| Contents | 60.0 Fast Dissolving 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