GNC WellBeing Be-Buff Protein & Fiber Complex Mix
Brand: GNC WellBeing · Form: POWDER [E0162] On Market
Our assessment
The evidence shows that the primary active ingredient in GNC WellBeing Be-Buff Protein & Fiber Complex Mix is calcium. For most adults, calcium is a critical mineral for bone health, but the data does not specify the exact amount of calcium in this specific product, so you should check the label for the precise dosage per serving [NIH ODS]. Our assessment is that this product can be a convenient way to support your calcium intake, but you need to be aware of the potential risks and interactions associated with calcium supplementation.
How it works
Think of calcium as a structural builder and a signal messenger. It supports bone density and mineral deposition, which is essential for maintaining strong bones as you age [NIH ODS]. Additionally, calcium plays a key role in neuromuscular relaxation, meaning it helps your muscles relax properly and supports healthy nerve signaling [NIH ODS]. This dual role makes it vital for both your skeletal strength and your daily physical function.
Safety profile
Safety data is mixed and requires your attention. The FDA has received a total of 592,059 adverse event reports across all supplements, though this number is not specific to this product [FDA data]. Regarding calcium specifically, 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 serious side effects including poor muscle tone, poor kidney function, constipation, nausea, weight loss, extreme tiredness, frequent need to urinate, and abnormal heart rhythms [NIH ODS]. Data on the specific report count for calcium side effects is not available.
Our recommendation
Start by checking the product label to see exactly how much calcium you are getting per serving. Since calcium can reduce the absorption of several medications including bisphosphonates, tetracycline and fluoroquinolone antibiotics, levothyroxine, and phenytoin, take this supplement at a different time than those medications [NIH ODS]. If you are concerned about heart health or have a history of kidney stones, speak with your doctor before starting this supplement. Our recommendation is to use this product as a targeted boost to your diet, not as a replacement for a balanced intake of calcium-rich foods.
AI-assisted analysis. Data sourced from NIH DSLD.
Supplement Facts
| Brand | GNC WellBeing |
|---|---|
| Serving Size | |
| Contents | 0.0 Not Present |
| 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