NOW Energy
Brand: NOW · Form: CAPSULE [E0159]
Our assessment
Our assessment: This product contains calcium, a mineral essential for bone health. The evidence shows that calcium supports bone mineralization and neuromuscular relaxation [NIH ODS]. However, the data does not provide specific amounts for the other ingredients in NOW Energy, so we must focus on what is known.
How it works
Calcium works as a key structural component for your bones and teeth. It also plays a role in muscle relaxation and nerve signaling, helping your body function smoothly [NIH ODS]. Think of it as the foundation that supports both your skeleton and your nervous system.
Safety profile
FDA received 592,059 total adverse event reports across all supplements, but specific report counts for calcium or NOW Energy are not available [FDA data]. Caution is warranted: high calcium intakes might increase the risk of heart disease and prostate cancer [NIH ODS]. Side effects from excessive intake include constipation, nausea, weight loss, extreme tiredness, frequent urination, abnormal heart rhythms, and a high risk of death from heart disease [NIH ODS]. Calcium can also reduce absorption of medications such as bisphosphonates, tetracycline antibiotics, fluoroquinolone antibiotics, levothyroxine, and phenytoin [NIH ODS].
Our recommendation
Start by checking your total daily calcium intake from food and other supplements. Do not exceed the tolerable upper intake level without medical supervision. If you take any medications listed above, separate calcium intake by at least two hours [NIH ODS]. For the other ingredients in NOW Energy, data is not available to make a specific recommendation.
AI-assisted analysis. Data sourced from NIH DSLD.
Supplement Facts
| Brand | NOW |
|---|---|
| Serving Size | |
| Contents | 90.0 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