Product Label

CHK Nutrition Fiber

Brand: CHK Nutrition · Form: POWDER [E0162] On Market

Our assessment

The evidence shows that calcium, as found in CHK Nutrition Fiber, is a critical mineral for bone health, but it comes with important safety considerations. We recommend you approach supplementation with caution, especially if you are taking other medications [NIH ODS].

How it works

Think of calcium as a structural foundation for your body. It supports bone mineralization and density, and it also plays a role in neuromuscular relaxation, helping your muscles relax and your nerves signal properly [NIH ODS].

Safety profile

FDA received 592,059 total adverse event reports for all products, though specific counts for this supplement are not available. High calcium intakes might increase the risk of heart disease and prostate cancer [NIH ODS]. High levels 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

Data not available for specific dosing of this product. We advise you to speak with your healthcare provider before taking calcium supplements, especially if you take any medications or have a history of kidney disease or heart conditions [NIH ODS].

AI-assisted analysis. Data sourced from NIH DSLD.

Supplement Facts

BrandCHK Nutrition
Serving Size
Contents11.85 Oz(s) 336.0 Gram(s)
Market StatusOn 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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