The Problem with Methylated Multivitamins: Why They Might Not Be Your Best Option

Jacqueline Gomez
February 28, 2025
Woman taking menthylated vitamin

When it comes to optimizing your health, multivitamins often feel like a no-brainer. They’re convenient, packed with essential nutrients, and designed to fill the gaps in your diet. But what about methylated  multivitamins?

These specialized supplements have recently gained popularity, especially among those looking for a more “bioavailable” option.

The buzz around methylated multivitamins comes from the idea that they offer nutrients in their most active, absorbable forms, particularly B vitamins like folate and B12. For some people, especially those with specific genetic mutations, this can be incredibly beneficial. 

But here’s the catch. 

Methylated vitamins aren’t the perfect solution for everyone.

What Are Methylated Multivitamins?

First, let’s unpack what “methylated” actually means.

Methylation is a natural process in your body that helps with DNA repair, detoxification, hormone regulation, and even mood balance . Methylated vitamins are nutrients that have already gone through that process – meaning they’re easier for your body to absorb and use.

Common methylated vitamins include:

  • Methylfolate (an active form of folic acid)

  • Methylcobalamin (a bioavailable form of vitamin B12)

These methylated versions are often touted as being more “bioavailable,” meaning your body can use them more efficiently without needing to convert them first.

The Potential Benefits of Methylated Multivitamins

For some people, especially those with an MTHFR gene mutation (methylenetetrahydrofolate reductase, if you want to get technical), methylated vitamins can be a game-changer.

Some Benefits of Taking Methylated Multivitamins for People with Certain Gene Mutations:

The Bottom Line on Methylated Multivitamins

Methylated multivitamins can be incredibly helpful, for the right people

Sounds great, right? Well, not so fast – there’s another side to the story.

healthy multivitamins

Are you taking your vitamins correctly? Review our guide  to find out.

Why Methylated Multivitamins Might Not Be for You

While these vitamins can be beneficial for some, they’re not a one-size-fits-all solution. In fact, for people without methylation issues, these supplements could cause more harm than good.

Here’s why you might want to avoid Methylated Multivitamins:

The Bottom Line on Methylated Multivitamins

Methylated multivitamins can be incredibly helpful, for the right people

If you have genetic methylation issues (like an MTHFR mutation), they might be precisely what your body needs to function at its best.

But for the average person? They’re probably unnecessary. And in some cases, they could even cause unpleasant side effects like anxiety, overstimulation, or mood imbalances.