Product Label

Carlson Hi-Fiber

Brand: Carlson · Form: POWDER [E0162]

Our assessment

Our assessment: For a fiber supplement, the evidence shows that the primary ingredient is calcium, not fiber. The data indicates that this product, labeled as Carlson Hi-Fiber, contains calcium as its listed ingredient. We cannot verify any specific fiber content or benefits from the data provided.

How it works

Calcium supports bone mineralization by helping to deposit minerals into your skeleton. It also plays a role in neuromuscular relaxation, aiding in muscle relaxation and nerve signaling [NIH ODS]. If you are taking this for fiber-related digestive benefits, please note that data on fiber content is not available.

Safety profile

The FDA received 592,059 total adverse event reports across all supplements, though specific reports for this product are not listed. Based on the calcium data, high intakes might increase the risk of heart disease and prostate cancer. High blood and urine levels of calcium can cause poor muscle tone, poor kidney function, low phosphate levels, constipation, nausea, weight loss, extreme tiredness, frequent urination, abnormal heart rhythms, and a high risk of death from heart disease [NIH ODS]. Calcium can reduce the absorption of bisphosphonates, tetracycline antibiotics, fluoroquinolone antibiotics, levothyroxine, and phenytoin [NIH ODS].

Our recommendation

Our recommendation: Do not use this product as a fiber supplement, as the data provided does not confirm any fiber content. If you need calcium, consider that high intakes carry significant risks [NIH ODS]. Consult your doctor before taking this, especially if you take medications like thyroid hormone or antibiotics. Data on a safe starting dose for this specific product is not available.

AI-assisted analysis. Data sourced from NIH DSLD.

Supplement Facts

BrandCarlson
Serving Size
Contents18.0 oz. 1.13 lb 510.0 Gram(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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