Nature's Way Calcium Complex
Brand: Nature's Way · Form: CAPSULE [E0159]
Our assessment
The evidence shows that calcium is essential for bone health, but you need to be careful with dosing. Nature's Way Calcium Complex provides this mineral, which supports bone density and neuromuscular function [NIH ODS]. However, data on this specific product's unique benefits is limited, so we focus on the ingredient itself.
How it works
Think of calcium as a structural builder for your bones. It supports bone mineralization and mineral deposition, helping maintain strong skeletal tissue. It also plays a key role in neuromuscular relaxation, helping your muscles relax and your nerves signal properly after they fire [NIH ODS].
Safety profile
FDA received 592,059 adverse event reports for products containing calcium. While most people tolerate it well, high intakes can cause nausea, constipation, weight loss, extreme tiredness, and frequent need to urinate [FDA data]. High levels in the blood may also lead to poor kidney function, abnormal heart rhythms, and an increased risk of death from heart disease [NIH ODS]. Calcium can reduce absorption of medications like bisphosphonates, tetracycline antibiotics, and levothyroxine [NIH ODS].
Our recommendation
Start by assessing your total calcium intake from food and supplements. For most adults, total intake should not exceed 2,000–2,500 mg daily from all sources [NIH ODS]. Take this supplement with food, and separate it from thyroid medication or antibiotics by at least 4 hours [NIH ODS]. If you have a history of kidney stones or heart disease, consult your doctor before starting [NIH ODS].
AI-assisted analysis. Data sourced from NIH DSLD.
Supplement Facts
| Brand | Nature's Way |
|---|---|
| Serving Size | |
| Contents | 250.0 Capsule(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