Product Label

GNC Pro Performance Amino 1000

Brand: GNC Pro Performance · Form: SOFTGEL CAPSULE [E0161]

Our assessment

The evidence shows that GNC Pro Performance Amino 1000 contains calcium, a mineral critical for bone health, but the specific dose per serving is not available on the label provided. For general wellness, calcium is essential, but you should be aware that high intakes carry risks. Data not available regarding the exact amino acid content or dosage from this product.

How it works

Think of calcium as a structural builder and signal messenger. It supports bone density through mineralization and helps your muscles relax and nerves communicate properly [NIH ODS]. Without enough calcium, your body will pull it from your bones, which can weaken them over time.

Safety profile

FDA has received 592,059 total adverse event reports across all supplements. 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, abnormal heart rhythms, and poor kidney function [NIH ODS]. Calcium can also reduce absorption of medications like bisphosphonates, tetracycline antibiotics, and levothyroxine [NIH ODS].

Our recommendation

Because the label data for this product is incomplete, we cannot confirm the exact calcium dosage or amino acid profile. If you choose to take this supplement, check the label carefully and be mindful of your total calcium intake from all sources, including food and other supplements. Do not exceed 2,500 mg daily from all sources without medical supervision [NIH ODS]. Always consult your pharmacist or doctor about potential interactions with your medications.

AI-assisted analysis. Data sourced from NIH DSLD.

Supplement Facts

BrandGNC Pro Performance
Serving Size
Contents120.0 Soft Gel Capsule(s)
Market StatusOff 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

Original Label

View Full DSLD Label (PDF)

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