What Is Methylene Blue IV Therapy? Uses, Research & What to Expect

Methylene blue has attracted increasing interest in the fields of cellular health, mitochondrial function and neuroscience. Although it may seem like a relatively new addition to the world of specialist IV therapies, methylene blue has actually been used in medicine for well over a century.

Today, researchers continue to investigate how methylene blue interacts with cellular energy pathways, mitochondrial function and the brain.

But what exactly is methylene blue, how does Methylene Blue IV Therapy work, and what should you know before considering treatment?

Here, we take a closer look at the science.

What is Methylene Blue?

Methylene blue, also known as methylthioninium chloride, is a synthetic compound with a long history of medical and scientific use.

In the UK, intravenous methylthioninium chloride has an established licensed medical use in the treatment of certain forms of methaemoglobinaemia, a condition affecting the blood's ability to carry oxygen normally.

However, methylene blue has also become the subject of wider scientific research because of the way it interacts with cellular metabolism and mitochondrial processes.

It is important to distinguish these areas of research from its established licensed medical indications. Research into a compound does not necessarily mean that a clinical benefit has been proven for every proposed use.

What are mitochondria?

Mitochondria are specialised structures found inside most of our cells.

They are sometimes described as the body's cellular “powerhouses” because one of their key roles is converting nutrients into adenosine triphosphate (ATP), which cells use as a source of energy.

Mitochondrial function is therefore important throughout the body, particularly in tissues with substantial energy requirements, including the brain, muscles and heart.

This relationship with cellular energy production is one of the main reasons methylene blue has attracted scientific interest.

How does Methylene Blue interact with mitochondria?

Methylene blue is a redox-active compound, meaning that it can accept and donate electrons.

Laboratory and animal research has investigated its ability to interact with the mitochondrial electron transport system — the cellular machinery involved in producing ATP.

Studies have demonstrated effects on mitochondrial respiration and oxidative processes under experimental conditions.

These findings are scientifically interesting, but they should be interpreted carefully. Much of the mechanistic evidence comes from laboratory or animal research and cannot automatically be translated into health benefits for otherwise healthy people receiving an IV infusion.

What is Methylene Blue IV Therapy?

Methylene Blue IV Therapy involves administering an appropriately prepared dose of methylene blue intravenously under clinical supervision.

Intravenous administration delivers the compound directly into the circulation.

Before treatment, an appropriate clinical assessment should be undertaken to establish whether the treatment is suitable for the individual.

This is particularly important with methylene blue because it can interact with certain medications and is not appropriate for everybody.

Why are people interested in Methylene Blue?

Much of the current interest surrounding methylene blue relates to research into three broad areas:

Mitochondrial function

Researchers have investigated how methylene blue interacts with mitochondrial respiration and cellular energy pathways.

Oxidative processes

Methylene blue's redox properties have led researchers to investigate its relationship with reactive oxygen species and oxidative stress.

Brain and cognitive function

Because the brain has particularly high energy requirements, researchers have also investigated methylene blue in relation to brain metabolism, neural activity and cognition.

One small randomised study involving healthy adults, for example, investigated a single low oral dose of methylene blue and reported changes in functional MRI responses during attention and memory tasks, alongside an effect on memory retrieval.

Importantly, this study involved oral methylene blue rather than a wellness IV treatment. It therefore should not be interpreted as proof that Methylene Blue IV Therapy improves memory, concentration or cognitive performance.

What happens during a Methylene Blue IV appointment?

Your appointment should begin with an assessment of your medical history, current health and medications.

If treatment is considered appropriate, methylene blue is administered intravenously according to the clinic's clinical protocol.

Because treatment protocols and individual circumstances vary, the dose and duration of treatment should be determined following clinical assessment rather than using a one-size-fits-all approach.

Is Methylene Blue suitable for everyone?

No.

Methylene blue can cause side effects and has important interactions with certain medications.

One particularly important consideration is its interaction with serotonergic medicines, including some commonly prescribed antidepressants.

UK medicines safety guidance has highlighted the potential for central nervous system toxicity when intravenous methylene blue is used in patients receiving serotonergic medicines.

Other factors, including certain medical conditions, pregnancy and G6PD deficiency, can also affect whether methylene blue is appropriate.

For this reason, anyone considering Methylene Blue IV Therapy should undergo an appropriate clinical assessment and provide an accurate list of their current medications and supplements.

Is Methylene Blue IV Therapy the same as taking Methylene Blue supplements?

No.

Intravenous administration and oral administration are different routes of administration and should not be considered interchangeable.

Research involving oral methylene blue cannot automatically be used to predict the effects of an intravenous treatment, particularly where doses, concentrations and patient populations differ.

This is an important distinction when reading about methylene blue online.

Methylene Blue IV Therapy in Beaconsfield

Interest in mitochondrial health and cellular metabolism continues to grow, and methylene blue remains an active area of scientific investigation.

At our clinic in Beaconsfield, Buckinghamshire, Methylene Blue IV Therapy is provided following individual clinical assessment, with particular attention given to medical history, medications and treatment suitability.

If you are considering Methylene Blue IV Therapy, we recommend arranging a consultation so that the treatment, current evidence, potential risks and your individual suitability can be discussed before proceeding.

References

1. Medicines and Healthcare products Regulatory Agency (MHRA). Methylthioninium chloride (methylene blue): update on central nervous system toxicity.

2. Rodriguez P, et al. Multimodal Randomized Functional MR Imaging of the Effects of Methylene Blue in the Human Brain. Radiology. 2016.

3. Tucker D, et al. From Mitochondrial Function to Neuroprotection — an Emerging Role for Methylene Blue. Molecular Neurobiology. 2018.

4. Duicu OM, et al. Methylene blue improves mitochondrial respiration and decreases oxidative stress in a substrate-dependent manner in diabetic rat hearts. Canadian Journal of Physiology and Pharmacology. 2017.

5. Electronic Medicines Compendium. Methylthioninium chloride Proveblue 5 mg/ml solution for injection — Summary of Product Characteristics.