Kyolic Kyolic One Per Day 1000 mg

Our assessment

The evidence shows that Kyolic Kyolic One Per Day 1000 mg contains calcium as a key ingredient. Our assessment is that calcium is essential for bone health, but you need to be careful with dosing and potential interactions. Data not available for the specific health benefits of this product beyond what is known about calcium [NIH ODS].

How it works

Think of calcium as a building block for your bones and a regulator for your nerves. It supports bone mineralization and density, and helps with muscle relaxation and nerve signaling [NIH ODS].

Safety profile

FDA received a total of 592,059 adverse event reports across all categories. For calcium specifically, high intakes might increase the risk of heart disease and prostate cancer. Very high levels can cause poor muscle tone, constipation, nausea, weight loss, extreme tiredness, and abnormal heart rhythms [NIH ODS] [FDA data].

Our recommendation

If you choose this supplement, be aware that calcium can reduce absorption of medications like bisphosphonates, tetracycline antibiotics, and levothyroxine. Take calcium at a different time than these drugs. Data not available for a specific daily dose for this product [NIH ODS].

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