Windmill Chewable Calcium 500 mg & D3
Brand: Windmill · Form: SUPPLEMENT FORM, OTHER [E0172]
Our assessment
The evidence shows that this product combines two nutrients with well-established roles in bone health. Windmill Chewable Calcium 500 mg & D3 provides 500 mg of calcium and vitamin D3. Your body needs both nutrients to work together effectively. Without adequate vitamin D, your body cannot absorb calcium properly [NIH ODS]. This combination is a sensible choice for supporting your bone density, especially as you age [NIH ODS].
How it works
Think of calcium as the building block for your bones and teeth, and vitamin D as the key that unlocks your body's ability to absorb that calcium from your gut [NIH ODS]. Calcium is essential for muscle contraction, nerve signaling, and blood vessel function [NIH ODS]. Vitamin D also acts as a master regulator, helping your immune system and supporting cell growth [NIH ODS]. By taking them together, you ensure that the calcium you ingest can actually be used by your body.
Safety profile
Data on adverse events specific to this exact product is not available. However, general safety data for these nutrients is well-documented. The Tolerable Upper Intake Level (UL) for calcium from all sources is 2,500 mg per day for adults [NIH ODS]. Exceeding this can lead to kidney stones and impaired absorption of other minerals [NIH ODS]. For vitamin D, the UL is 4,000 IU per day [NIH ODS]. Side effects from excessive vitamin D intake include nausea, vomiting, and elevated blood calcium levels [NIH ODS].
Our recommendation
This supplement is a good option if you need to increase your calcium and vitamin D intake. Given that the RDA for calcium is 1,000-1,200 mg per day for most adults, this 500 mg chewable is a convenient way to meet half that requirement [NIH ODS]. Start with one chewable daily with food. Always talk to your doctor before starting any new supplement, especially if you have a history of kidney stones or are taking medications that affect calcium levels [NIH ODS].
AI-assisted analysis. Data sourced from NIH DSLD.
Supplement Facts
| Brand | Windmill |
|---|---|
| Serving Size | |
| Contents | 60.0 Wafer(s) |
| Market Status | Off 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