Vitamin World Biotin 1000 mcg
Brand: Vitamin World · Form: TABLET [E0155]
Our assessment
The evidence shows that biotin, at a dose of 1000 mcg, is a well-tolerated supplement for supporting healthy hair, skin, and nails. The data confirms that this amount is within the safe intake range, as the FDA has established daily values for biotin [NIH ODS]. However, we must be clear: while biotin is essential for your body's metabolic processes, robust clinical studies demonstrating a benefit for hair or nail growth in healthy individuals are limited. You should not expect dramatic changes from this supplement alone.
How it works
Think of biotin as a key cofactor for enzymes that break down fats, carbohydrates, and proteins from your food. This process is fundamental for producing energy and building the keratin protein that makes up your hair, skin, and nails [NIH ODS]. A biotin deficiency is rare but can lead to thinning hair and brittle nails, which is why supplementation is popular for these concerns [NIH ODS].
Safety profile
Data not available. No specific adverse event reports for this product were provided in the data. In general, biotin is considered very safe at doses up to 10,000 mcg daily, as excess is excreted in urine [NIH ODS]. A critical safety note: biotin supplements can interfere with certain lab tests, including those for thyroid hormone and troponin (a heart attack marker), potentially leading to incorrect results. You must tell your doctor you are taking biotin before any blood work [FDA data].
Our recommendation
For general health support, 1000 mcg daily is a safe and reasonable dose. You can take it with or without food. However, if you are taking biotin specifically to improve hair or nail strength, the expected benefit is modest. The most important recommendation is to inform every healthcare provider about your biotin use, especially before lab tests, to avoid diagnostic errors [FDA data] [NIH ODS].
AI-assisted analysis. Data sourced from NIH DSLD.
Supplement Facts
| Brand | Vitamin World |
|---|---|
| Serving Size | |
| Contents | 100.0 Easy To Swallow Coated 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