Product Label

Nature's Plus Shot-O-B12 5000 mcg

Brand: Nature's Plus · Form: TABLET [E0155] On Market

Our assessment

The evidence shows that Nature's Plus Shot-O-B12 5000 mcg is a high-dose vitamin B12 supplement. Based on the data provided, our assessment is that this product’s primary ingredient, B12, is essential for nerve function and red blood cell formation. However, we must be transparent: the specific data we have regarding ingredients is for calcium, not for B12. For B12-specific safety and interaction data, we note that data is not available in the provided materials.

How it works

While we do not have specific data on B12's mechanism from the provided sources, we can reference the general role of minerals. For example, calcium supports bone mineralization and neuromuscular relaxation [NIH ODS]. You should be aware that this product delivers a very high dose of B12, which is water-soluble, meaning your body typically excretes any excess it does not need.

Safety profile

The FDA has received a total of 592,059 adverse event reports across all supplements [FDA data]. For high calcium intakes specifically, side effects can include constipation, nausea, weight loss, extreme tiredness, frequent need to urinate, and abnormal heart rhythms [NIH ODS]. Because this product contains B12, not calcium, these side effects are not directly applicable. Specific side effect data for this B12 product is not available in the provided data.

Our recommendation

Our recommendation is to evaluate whether you truly need a 5000 mcg dose of B12. Most adults require far less. You should consult your physician to check your B12 levels before starting this high-dose supplement. If you are taking medications like bisphosphonates or levothyroxine, be aware that calcium can interfere with their absorption, but this is not a concern for the B12 in this product [NIH ODS]. Start with the lowest effective dose only if a deficiency is confirmed.

AI-assisted analysis. Data sourced from NIH DSLD.

Supplement Facts

BrandNature's Plus
Serving Size
Contents60.0 Tablet(s)
Market StatusOn 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

Original Label

View Full DSLD Label (PDF)

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