GNC Women's Collagen
Brand: GNC Women's · Form: SUPPLEMENT FORM, OTHER [E0172]
Our assessment
The evidence shows that this product contains calcium, a mineral critical for bone health. For most women, meeting calcium needs through diet is preferred, but supplements can help fill gaps. Data not available on the specific collagen blend in this product.
How it works
Think of calcium as a structural builder — it supports bone mineralization by helping deposit minerals into your skeleton, and it aids neuromuscular relaxation by calming nerve signaling [NIH ODS].
Safety profile
FDA received 592059 total adverse event reports across all supplement categories. For calcium specifically, high intakes may increase the risk of heart disease and prostate cancer. Side effects of excessive calcium include constipation, nausea, weight loss, extreme tiredness, frequent urination, and abnormal heart rhythms [FDA data] [NIH ODS]. Calcium can also reduce absorption of medications like bisphosphonates, tetracycline antibiotics, and levothyroxine [NIH ODS].
Our recommendation
Start by assessing your dietary calcium intake from dairy, leafy greens, and fortified foods. If you need a supplement, aim for 500–600 mg per dose to maximize absorption. Take it separately from thyroid medication or antibiotics by at least 2 hours [NIH ODS].
AI-assisted analysis. Data sourced from NIH DSLD.
Supplement Facts
| Brand | GNC Women's |
|---|---|
| Serving Size | |
| Contents | 180.0 Caplet(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