Product Label

Kyolic Kyolic Vitamin C, Astragalus, Mushrooms

Brand: Kyolic · Form: CAPSULE [E0159] On Market

Our assessment

The evidence shows that the ingredients in Kyolic Kyolic Vitamin C, Astragalus, Mushrooms — specifically the calcium component — have a well-documented role in bone health. Our assessment is that this product may support your skeletal system, but you should be aware of significant safety considerations. The data confirms that calcium supports bone mineralization and neuromuscular relaxation [NIH ODS].

How it works

Think of calcium as a structural builder for your bones. It works by depositing into your bone matrix to maintain density and strength. Additionally, it helps your muscles relax and your nerves send signals properly after contraction [NIH ODS]. Without adequate calcium, your body will leach it from your bones, which can weaken them over time.

Safety profile

The FDA received 592,059 total adverse event reports across all dietary supplements. For calcium specifically, high intakes may increase the risk of heart disease and prostate cancer. Very high blood levels can cause constipation, nausea, weight loss, extreme tiredness, frequent urination, abnormal heart rhythms, and a high risk of death from heart disease [NIH ODS]. Calcium supplements can also reduce the absorption of bisphosphonates, tetracycline antibiotics, fluoroquinolone antibiotics, levothyroxine, and phenytoin [NIH ODS]. Data on side effects for the specific combination in this product is not available.

Our recommendation

Start by assessing your total calcium intake from food and other supplements before adding this product. The data does not provide a specific RDA for this combination, so you should not exceed 500-600 mg of supplemental calcium per day without medical guidance. Take calcium separately from medications like thyroid hormone or antibiotics by at least 2 hours [NIH ODS]. We recommend consulting your healthcare provider to check your calcium levels and kidney function before use.

AI-assisted analysis. Data sourced from NIH DSLD.

Supplement Facts

BrandKyolic
Serving Size
Contents200.0 Capsule(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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