Spring Valley B12 500 mcg
Brand: Spring Valley · Form: TABLET [E0155] On Market
Our assessment
The evidence shows that calcium is a foundational mineral for bone health, but it requires careful dosing. Data not available for Spring Valley B12 500 mcg specifically. For calcium, the data confirms a critical role in bone mineralization and nerve signaling [NIH ODS].
How it works
Think of calcium as a building block for your skeleton and a signal messenger for your nerves. It supports bone density and mineral deposition, while also helping your muscles relax and your nerves send signals properly [NIH ODS].
Safety profile
FDA received 592,059 total adverse event reports across all supplements. For calcium specifically, high intakes might increase the risk of heart disease and prostate cancer. High levels in 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] [FDA data]. Calcium can reduce the absorption of bisphosphonates, tetracycline antibiotics, fluoroquinolone antibiotics, levothyroxine, and phenytoin [NIH ODS].
Our recommendation
Start with food sources first, then consider a supplement only if your diet falls short. Be aware of medication timing — take calcium separately from thyroid medication and antibiotics. Data not available for Spring Valley B12 500 mcg. For calcium, do not exceed the tolerable upper intake level without medical supervision [NIH ODS].
AI-assisted analysis. Data sourced from NIH DSLD.
Supplement Facts
| Brand | Spring Valley |
|---|---|
| Serving Size | |
| Contents | 100.0 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