Product Label

Bluebonnet Calcium Citrate plus Magnesium

Brand: Bluebonnet · Form: SUPPLEMENT FORM, OTHER [E0172] On Market

Our assessment

The evidence shows that Bluebonnet Calcium Citrate plus Magnesium provides a well-absorbed form of calcium, but you need to be cautious about dosage and timing. Our assessment: This supplement can support your bone health, but it is not a cure-all and requires careful management of intake from all sources [NIH ODS].

How it works

Think of calcium as the structural building block for your bones, supporting bone mineralization and density. It also plays a key role in neuromuscular relaxation, helping your muscles relax and your nerves send signals properly [NIH ODS]. The citrate form in this product may be easier for you to absorb, especially if you have low stomach acid or take the supplement on an empty stomach.

Safety profile

Total adverse event reports to the FDA are 592,059 [FDA data]. Regarding calcium itself, high intakes might increase the risk of heart disease and prostate cancer. Very high levels in your blood 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]. Data on side effects specific to magnesium in this product is not available.

Our recommendation

Start by checking your total daily calcium intake from food and other supplements. Calcium can reduce the absorption of medications like bisphosphonates, tetracycline antibiotics, levothyroxine, and phenytoin, so take this supplement at least two hours apart from those drugs [NIH ODS]. Do not exceed the recommended dose on the label. If you experience nausea or constipation, reduce your dose or stop use and consult your healthcare provider.

AI-assisted analysis. Data sourced from NIH DSLD.

Supplement Facts

BrandBluebonnet
Serving Size
Contents90.0 Caplet(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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