Product Label

Life Extension High Potency Optimized Folate 5000 mcg

Brand: Life Extension · Form: TABLET [E0155]

Our assessment

The evidence shows that this product provides a very high dose of folate (5000 mcg), which is well above the standard 400 mcg RDA. For most people, this level is only necessary if you have a specific medical condition like a folate deficiency or a genetic mutation affecting folate metabolism. Our assessment is that you should only take this high potency supplement under the guidance of a healthcare provider.

How it works

Folate is a B-vitamin that acts as a key building block for DNA synthesis and cell division. The "optimized" form in this product is typically L-methylfolate, which is the active form your body can use directly without needing to convert it. This is especially important if you have a MTHFR gene variant that impairs standard folic acid conversion. Think of it as a direct fuel source for your body's cellular repair and growth processes [NIH ODS].

Safety profile

Data not available for this specific product's side effects from the FDA data provided. The FDA total adverse event report count for all dietary supplements is 592,059. High doses of folate (above 1000 mcg) can sometimes mask a vitamin B12 deficiency, which is a serious concern, especially in older adults. Because this product contains 5000 mcg, you should be aware of this risk. Data not available on specific interactions for this product.

Our recommendation

Our recommendation is to not start this supplement without first having your blood folate and vitamin B12 levels checked. For general health, a standard 400 mcg supplement is sufficient for most people. If your doctor has confirmed a need for 5000 mcg of optimized folate, this product is a reasonable choice due to its active form. Always keep your healthcare provider informed about all supplements you take [NIH ODS].

AI-assisted analysis. Data sourced from NIH DSLD.

Supplement Facts

BrandLife Extension
Serving Size
Contents30.0 Vegetarian Tablet(s)
Market StatusOff 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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