What is Methylation?
Methylation is a chemical process in the body in which a small tag made of one carbon and three hydrogen atoms, called a methyl group, is added to another molecule. This single reaction, repeated countless times, helps switch genes on or off and build key molecules the brain and body depend on.
It sits at the centre of a recycling network that constantly hands methyl groups from one molecule to the next, so anything that feeds or drains that pool affects the whole system. Nutrients such as folate and vitamin B12 keep the cycle turning, which is why methylated B vitamins are used to supply these in a ready form, and why TMG is taken to donate methyl groups directly. The process also overlaps with the salvage pathway that rebuilds NAD+, since some longevity supplements draw on the same methyl supply.
It matters most for people whose diet or genetics leaves the cycle running short, who may feel the effect in mood or energy. The catch is that methylation is a balance rather than a switch to push as hard as possible, and flooding the body with methyl donors can unsettle people who are sensitive, so more is not automatically better. Getting the balance wrong can leave someone feeling wired instead of well, which is why support is best matched to a genuine need.
If you want B vitamins already in their active, methylated form alongside a calming adaptogen, see our Ashwagandha Plus.
Frequently asked questions
How is it different from methylated B vitamins?
Methylation is the underlying reaction, while methylated B vitamins are nutrients supplied in the active form that the reaction can use straight away. One is the process, the other is a raw material that supports it.
Who uses it, or when is it the right choice?
Support for methylation is often considered by people who tire easily, feel low, or carry gene variants that slow the cycle. It is also of interest to those taking NAD+ precursors, which lean on the same methyl supply.
When is it the WRONG choice?
Aggressively boosting methylation is the wrong move for people who feel wired or anxious on methyl donors, since it can worsen those feelings. It is also misplaced as a fix for symptoms that have another cause, where it simply adds cost without benefit.