Sundown Naturals Super Snooze Melatonin Formula
Brand: Sundown Naturals · Form: CAPSULE [E0159]
Our assessment
The evidence shows that this product contains calcium, which is a mineral essential for bone health and nerve function. However, for a "sleep" formula, calcium plays a supportive rather than primary role. Our assessment is that you should not expect this product to be a strong sleep aid based solely on its calcium content, as calcium's main job is bone mineralization and neuromuscular relaxation [NIH ODS].
How it works
Calcium works as a master regulator for your body's systems. It supports bone density and mineral deposition, and it helps your muscles relax and your nerves signal properly [NIH ODS]. Think of it as a key player in keeping your body's electrical and structural systems running smoothly, but it is not typically used as a standalone sleep supplement.
Safety profile
Data not available on specific side effects for this product. However, based on the calcium ingredient data, high levels of calcium in the blood and urine can cause 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]. The FDA has received a total of 592,059 adverse event reports across all supplements, but specific counts for this product are not available [FDA data]. Calcium can also reduce the absorption of several medications, including bisphosphonates, tetracycline antibiotics, fluoroquinolone antibiotics, levothyroxine, and phenytoin [NIH ODS].
Our recommendation
We recommend you use this product only if you have a confirmed need for additional calcium, and you should not rely on it for sleep. Start by checking your total calcium intake from food and other supplements to avoid exceeding safe levels. If you are taking any medications, especially antibiotics or thyroid medication, take them at least 2 hours apart from this supplement [NIH ODS]. For sleep concerns, consult your healthcare provider for more targeted options.
AI-assisted analysis. Data sourced from NIH DSLD.
Supplement Facts
| Brand | Sundown Naturals |
|---|---|
| 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