Nature's Sunshine Vitamin E
Brand: Nature's Sunshine · Form: CAPSULE [E0159] On Market
Our assessment
Based on the data provided, our assessment is that Nature's Sunshine Vitamin E contains calcium as a key ingredient. The evidence shows that calcium is essential for bone mineralization and neuromuscular function [NIH ODS]. However, you should be aware that high calcium intakes may increase the risk of heart disease and prostate cancer, and that high blood levels can cause serious side effects [NIH ODS].
How it works
Think of calcium as a structural builder and a signal messenger. It supports bone density and mineral deposition to keep your skeleton strong, and it helps your muscles relax and your nerves send signals properly [NIH ODS]. This dual role makes it critical for daily function, but only within a safe intake range.
Safety profile
The FDA received 592,059 total adverse event reports for this product category [FDA data]. For calcium specifically, side effects at high levels include poor muscle tone, poor kidney function, low phosphate levels, constipation, nausea, weight loss, extreme tiredness, frequent need to urinate, abnormal heart rhythms, and a high risk of death from heart disease [NIH ODS]. Calcium can also reduce the absorption of bisphosphonates, tetracycline antibiotics, fluoroquinolone antibiotics, levothyroxine, and phenytoin [NIH ODS].
Our recommendation
Our recommendation is to be cautious with calcium supplementation. Do not exceed recommended intake levels, and talk to your doctor if you take any of the medications listed above. Data on the specific dose of calcium in this product is not available, so check the label carefully. If you have a history of kidney stones, heart disease, or prostate cancer, consult your healthcare provider before use [NIH ODS].
AI-assisted analysis. Data sourced from NIH DSLD.
Supplement Facts
| Brand | Nature's Sunshine |
|---|---|
| Serving Size | |
| Contents | 180.0 Capsule(s) |
| Market Status | On 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