Sundown Naturals High Potency B12 1000 mcg
Brand: Sundown Naturals · Form: TABLET [E0155]
Our assessment
The evidence shows that calcium is essential for your bone health and muscle function, but it is not the primary ingredient in Sundown Naturals High Potency B12 1000 mcg. For this product, data on the specific B12 ingredient is not available from the provided sources. Our assessment is that you should focus on the supplement's labeled ingredient — vitamin B12 — and consult your healthcare provider before adding any new supplement to your routine.
How it works
Calcium, when present in your body, acts as a master regulator for bone mineralization, supporting bone density and mineral deposition. It also plays a key role in neuromuscular relaxation, helping your muscles relax and nerves signal properly [NIH ODS]. For the specific B12 ingredient in this product, a mechanism of action is not available in the provided data.
Safety profile
Based on the FDA adverse event data, there are 592,059 total reports across all supplements, but specific reports for this product are not available. For calcium, high intakes may increase the risk of heart disease and prostate cancer. High levels 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]. Side effects for the B12 ingredient in this specific product are not available in the provided data.
Our recommendation
Data not available for a firm recommendation on this specific product. Because the provided data focuses on calcium rather than the B12 ingredient in Sundown Naturals High Potency B12 1000 mcg, we cannot offer a specific dosage or guidance. Always speak with your doctor or a clinical pharmacist before starting a new supplement, especially if you take medications such as bisphosphonates, tetracycline antibiotics, fluoroquinolone antibiotics, levothyroxine, or phenytoin, as calcium can reduce their absorption [NIH ODS].
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