Product Label

Bronson Laboratories Sublingual Vitamin B12 1000 mcg

Brand: Bronson Laboratories · Form: TABLET [E0155] On Market

Our assessment

The evidence shows that this B12 supplement is a straightforward way to address a deficiency. For a general audience, we assess that vitamin B12 is essential for nerve tissue health and red blood cell formation. However, based on the data provided, the specific benefits for energy or mood are not supported by the studies listed below. Data on the specific efficacy of this product is not available.

How it works

Think of vitamin B12 as a key player in your body's energy metabolism and nervous system. It helps maintain the health of your nerve cells and is crucial for making DNA. The sublingual (under-the-tongue) form is designed to be absorbed directly into the bloodstream, bypassing the digestive system [NIH ODS].

Safety profile

FDA has received 592,059 total adverse event reports across all supplements. For this specific ingredient, data on side effects from the provided FDA data is not available. The NIH ODS data notes that high levels of calcium (not B12) can cause constipation, nausea, and abnormal heart rhythms, but this does not apply to B12 [NIH ODS] [FDA data].

Our recommendation

We recommend starting with a standard dose of 1000 mcg daily, as provided in this product. Because B12 is water-soluble, excess is typically excreted. However, always consult your doctor before starting any new supplement, especially if you are on medications for acid reflux or diabetes, as these can affect B12 levels [NIH ODS].

AI-assisted analysis. Data sourced from NIH DSLD.

Supplement Facts

BrandBronson Laboratories
Serving Size
Contents100.0 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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