Sundown Naturals High Potency B12 1000 mcg
Brand: Sundown Naturals · Form: TABLET [E0155]
Our assessment
The evidence shows that this supplement supplies 1000 mcg of vitamin B12, a dose well above the standard RDA. For most adults, this is considered a high potency level, but data on the specific benefits for a general population without a diagnosed deficiency is limited. Our assessment: you should only consider this product if you have a confirmed need, such as a B12 deficiency or a condition that impairs absorption.
How it works
Vitamin B12 is a critical nutrient for your body. It supports the formation of red blood cells, helps maintain healthy nerve cells, and is essential for DNA synthesis [NIH ODS]. Think of it as a key player in your body's energy metabolism and neurological function. Without enough B12, you may experience fatigue, weakness, or cognitive issues.
Safety profile
Data not available for adverse events specific to this product. The FDA has received a total of 592059 reports across all supplement categories, but no B12-specific side effect data with report counts is provided here [FDA data]. Because this is a water-soluble vitamin, excess amounts are generally excreted in urine, making it relatively safe for most people. However, without specific FDA data for this ingredient, we cannot list exact side effects or their frequencies.
Our recommendation
We recommend you speak with your healthcare provider before starting any high-dose supplement. If you have a known deficiency or a condition like pernicious anemia, this product may be beneficial. For general wellness, a lower dose is often sufficient. Data not available to confirm the specific benefits of 1000 mcg for the average person.
AI-assisted analysis. Data sourced from NIH DSLD.
Supplement Facts
| Brand | Sundown Naturals |
|---|---|
| Serving Size | |
| Contents | 60.0 Tablet(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