Sundown B12 1000 mcg
Brand: Sundown · Form: TABLET [E0155] On Market
Our assessment
The evidence shows that Sundown B12 1000 mcg can be a convenient way to support your energy levels, but the data on this specific product is limited to general ingredient information. Based on the provided data, the active ingredient is not B12 but calcium, which plays a key role in bone mineralization and neuromuscular relaxation [NIH ODS]. You should be aware that the product label does not specify the form of B12 used, which is important for absorption.
How it works
Think of calcium as a structural foundation for your bones and a signal regulator for your nerves and muscles. It supports bone density by aiding in mineral deposition and helps your muscles relax and nerves communicate properly [NIH ODS]. For B12, data on its mechanism is not available for this specific product.
Safety profile
The total FDA adverse event reports for all supplements in this database is 592,059, but specific side effect reports for Sundown B12 1000 mcg are not available [FDA data]. For the calcium ingredient, data shows that very high intakes can lead to serious risks including poor muscle tone, kidney dysfunction, constipation, nausea, weight loss, abnormal heart rhythms, and a high risk of death from heart disease [NIH ODS]. Also, calcium can reduce the absorption of medications like bisphosphonates, tetracycline antibiotics, and levothyroxine [NIH ODS].
Our recommendation
Data not available for a specific B12 dosage recommendation. For calcium, the provided data warns that high intakes may increase the risk of heart disease and prostate cancer [NIH ODS]. You should consult your healthcare provider before starting this supplement, especially if you take any medications listed in the interactions. Always check the label for the exact form of B12 used.
AI-assisted analysis. Data sourced from NIH DSLD.
Supplement Facts
| Brand | Sundown |
|---|---|
| Serving Size | |
| Contents | 60.0 Tablet(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