Diabetes mellitus: Managing blood sugar and improving metabolic health

Managing diabetes goes beyond blood sugar control - as this metabolic condition affects overall health. Functional medicine focuses on restoring balance, optimising insulin function, and supporting long-term well-being.

middle aged man with diabetes checking his blood sugar levels with a blood glucose meter

Natural treatment for diabetes

Looking for an alternative treatment for diabetes, or find out more about how to? This page covers:

At Melbourne Functional Medicine, we’ll work with you to treat the cause of your diabetes naturally, using our award winning approach to healthcare.

What is diabetes mellitus?

Understanding your condition

Type 1 diabetes mellitus is a chronic condition where the pancreas is unable to produce enough of the hormone  insulin to control blood glucose levels. This can be caused by genetic factors or in some cases, by certain viruses, with typical onset occurring during adolescence. Whilst some people may see regression of type 1 diabetes during adulthood, most will require lifelong treatment with insulin injections.

Type 2 diabetes mellitus (T2DM) is the most common form of diabetes, and is associated with cardiometabolic disease. T2DM is a slow progressive disease that will often begin as a result of diet and lifestyle factors that contribute to a consistently elevated blood glucose level, obesity (in particular central abdominal adiposity), and a systemic chronic inflammatory state that leads to endocrine disruption.

mature man smiling sitting at outdoor table with take away coffee reading book
mature man smiling sitting at outdoor table with take away coffee reading book

What is diabetes mellitus?

Understanding your condition

Type 1 diabetes mellitus is a chronic condition where the pancreas is unable to produce enough of the hormone  insulin to control blood glucose levels. This can be caused by genetic factors or in some cases, by certain viruses, with typical onset occurring during adolescence. Whilst some people may see regression of type 1 diabetes during adulthood, most will require lifelong treatment with insulin injections.

Type 2 diabetes mellitus (T2DM) is the most common form of diabetes, and is associated with cardiometabolic disease. T2DM is a slow progressive disease that will often begin as a result of diet and lifestyle factors that contribute to a consistently elevated blood glucose level, obesity (in particular central abdominal adiposity), and a systemic chronic inflammatory state that leads to endocrine disruption.

mature man sitting reading book with slight smile

Diabetes isn’t just about sugar intake

One of the most common misconceptions about the development of Type 2 diabetes mellitus is that it is caused by overconsumption of sugar, yet refined carbohydrate intake, dietary saturated fat intake, lifestyle and environmental factors can all lead to or increase the underlying inflammation that leads to diabetes.

At Melbourne Functional Medicine, Mark Payne – a functional medicine-trained naturopath with extensive experience in diabetes care – uses the latest evidence to support patients living with diabetes. By addressing the complex mechanisms and underlying factors that drive the condition, he helps patients improve insulin sensitivity and strengthen metabolic health, reducing the risks associated with diabetes.

Diabetes symptoms

The most common Type 2 diabetes mellitus symptoms are:

  • Elevated blood glucose levels higher than 6.8mmol/L when fasting
  • Increased thirst that is not satisfied by drinking water
  • Increased urination, particularly at night, and often associated with glucose in the urine when tested
  • Increased hunger as the body is unable to make use of the glucose in the blood for energy

If the condition remains undetected and continues long-term term the elevated blood glucose levels may result in:

  • Blurred vision (Diabetic retinopathy)
  • Drowsiness and general lethargy
  • Decreased exercise tolerance
  • Damage to the nervous system (Diabetic neuropathy)
  • Damage to the kidneys (Diabetic nephropathy)
  • Damage to the heart and blood vessels leading to what is called cardiometabolic disease

Get your health back on track, naturally

What causes diabetes mellitus?

While it’s commonly thought that type 2 diabetes arises from a diet high in sugar, there are often many other factors that lead to the onset of diabetes. The body breaks down not only carbohydrates, but proteins and fats that all contribute to the production of glucose. In particular, intake of refined carbohydrates and saturated fats will contribute to raised blood glucose levels, and are also involved in driving the underlying inflammation that is the main cause of developing diabetes.

A growing body of evidence shows that not only can you prevent diabetes naturally, but that modifiable lifestyle factors including diet, physical activity, stress management, weight management and smoking cessation, are the most important factors preventing type 2 diabetes. When these factors are not addressed as part of a healthy lifestyle, the body becomes systemically inflamed, and this inflammatory state becomes the primary driver for the development and progression of type 2 diabetes mellitus.

Diabetes often begins with a pre-diabetic state where the body still has some capacity to control blood glucose levels, although the levels remain consistently mildly elevated. Early intervention and management of the pre-diabetic state through the modifiable lifestyle factors mentioned above can often see reversal of the pre-diabetic states and avoidance of developing diabetes. Yet if the condition continues, a metabolic state called insulin resistance develops, where the normal production of insulin, the hormone that allows glucose to enter cells to be used for energy, becomes ineffective in controlling blood sugar levels. This eventually results in the reduction of insulin production by the pancreas, and diabetes develops.

 

Contributing factors

Risk factors for developing diabetes include:

The conventional approach to diabetes treatment

The conventional approach to management of Type 2 diabetes mellitus involves:

  • Dietary modification to reduce simple sugar intake and increase complex carbohydrates, quality proteins and fibre
  • Increase physical activity to assist with glucose utilisation and achieve and maintain a healthy weight
  • Reduce overweight and obesity through diet and exercise

If these non-pharmacological approaches are not effective in managing blood glucose levels, the next stage of treatment will usually involve prescribing oral hypoglycaemics. These are prescription medications that act to reduce blood glucose levels. In some cases, when blood glucose levels are already elevated, these medications may be used while the diet and lifestyle strategies are implemented.

In situations where diet and lifestyle modification and oral hypoglycaemics aren’t effective in reducing blood sugar levels, a person may be prescribed insulin injections.

Whilst in some people these strategies may be effective in managing blood glucose levels, this approach to the management of diabetes does not address the primary underlying cause for the development of insulin resistance and dysregulated blood glucose, inflammation. If the systemic inflammatory state of the body which is causing the metabolic disruption continues, it is unlikely that these conventional approaches to treatment of type 2 diabetes will be effective long term.

Natural medicine for diabetes – the Melbourne Functional Medicine approach

The functional medicine approach Mark Payne takes begins with a thorough assessment to identify the factors contributing to each patient’s diabetic state. While he considers common dietary and lifestyle drivers, Mark also looks closely for other sources of inflammation in the body, such as:

 

Functional testing considerations

There are a range of tests that are helpful in identifying the factors that may be contributing to dysregulation of blood glucose, insulin, and inflammation in the body. Some of these tests include:

  • A comprehensive cardiovascular profile screens for the most important markers for cardiovascular disease and cardiometabolic disease
  • In some cases it can be helpful to have certain general pathology tests done for things like fasting blood glucose, glucose tolerance, serum insulin levels and HbA1c (a measure of blood glucose levels over the previous 3 months)
  • Organic Acids Test helps to identify if other metabolic pathways have been affected by or are contributing to the development of Type 2 diabetes mellitus
  • Insulin Resistance Index helps to identify if the blood glucose dysregulation is affected by or contributing to the development of insulin resistance

 

Formulating a personalised metabolic health plan

Once insights have been collated, your practitioner will discuss the natural ways to treat type 2 diabetes and work with you to develop a personalised healthcare plan to improve your metabolic fitness, to bring your body into the best position to heal. Your alternative treatment plan for diabetes may include:

  • A low glycaemic, anti-inflammatory diet high in fibre and rich in antioxidants
  • A focus on protein intake to help balance blood sugar levels
  • Reducing saturated fat intake, replacing with monounsaturated and polyunsaturated fats like olives, avocado and oily fish
  • Targeted nutritional supplementation to improve metabolism of glucose and insulin production, like chromium, magnesium, B vitamins and taurine
  • Herbal medicines like cinnamon and bitter melon to regulate blood sugar levels, or herbs like boswellia or turmeric to reduce inflammation
  • Lifestyle modification, including exercise and stress reduction techniques
  • A detoxification protocol to reduce toxin load

Alongside your practitioner, your health coach will help you implement all the steps in your treatment plan and give you all the support you need so you can start feeling well again.

two mature women standing outside heads affectionately resting into one another
(Susan is a real patient but we’ve changed her name and image to protect her privacy.)

Case study

See how our approach helps our patients achieve better health and richer lives.

Susan is a 60 year old female who presented to the clinic with Type 2 Diabetes Mellitus, overweight and with chronic sleep problems. Her fasting blood glucose fluctuated between 7-8mmol/L and would rise to 17mmol/L after eating. A measure of her HbA1c levels at 9.2% indicates that her blood glucose regulation had been poorly managed over the proceeding 3 months.

A review of Susan’s diet showed regular meal skipping, high intake of coffee, and low in fruits vegetables and fibre. She was undertaking a moderate amount of exercise each week including walking and 3-4 gym sessions, however there was no effect on reducing weight.

Read Susan’s story by hitting the button below

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Frequently

Asked

Questions

What causes diabetes mellitus?

Diabetes mellitus develops when the body can no longer regulate blood sugar effectively. Contributing factors include:

  • Dietary habits: high intake of refined carbohydrates, added sugars, and processed fats
  • Lifestyle factors: physical inactivity, chronic stress, and poor sleep
  • Metabolic imbalances: obesity, systemic inflammation, and reduced insulin sensitivity
  • Insulin production issues: over time, pancreatic beta cells may struggle to produce enough insulin

Together, these factors lead to persistently high blood glucose, which underlies the development of diabetes mellitus.

How can diabetes mellitus be managed naturally?

Managing diabetes naturally focuses on improving diet, lifestyle, and underlying metabolic health:

  • Eat a low-glycaemic, nutrient-dense diet rich in fibre, antioxidants, and healthy fats
  • Reduce refined carbohydrates, sugar, and saturated fats that spike blood sugar and worsen inflammation
  • Increase physical activity to improve insulin sensitivity and blood sugar control
  • Address lifestyle triggers such as stress, smoking, and alcohol consumption
  • Support gut and immune health by investigating factors like dysbiosis, autoimmunity, or toxin exposure
  • Use targeted nutritional and herbal support (with practitioner guidance) to reduce inflammation and stabilise blood sugar

This root-cause approach goes beyond symptom management and helps restore balance for better long-term outcomes.

How to know if you have diabetes

Diabetes is usually diagnosed through a combination of symptoms and blood tests:

Symptoms to look out for:

  • Excessive thirst (not relieved by drinking water)
  • Frequent urination
  • Increased hunger
  • Unexplained weight changes
  • Fatigue

Diagnostic tests:

  • Fasting blood glucose: levels above 6.8 mmol/L may indicate diabetes
  • Glucose tolerance test: checks how your body responds to sugar
  • HbA1c test: shows average blood glucose levels over the past 3 months
  • Serum insulin and C-peptide: assess insulin production and secretion
  • Insulin resistance index: helps identify if blood sugar dysregulation is linked to insulin resistance

If you’re experiencing symptoms or at risk, a functional medicine practitioner can arrange comprehensive testing and guide you in addressing the root causes.

What’s the difference between type 1 and 2 diabetes?

Type 1 diabetes is an autoimmune condition where the immune system attacks the pancreas, stopping it from making insulin. Most people diagnosed need lifelong insulin injections.

Type 2 diabetes usually develops due to diet, lifestyle, and chronic inflammation. Over time, this leads to high blood sugar, insulin resistance, and metabolic disruption.

Is diabetes an autoimmune disease?

Type 1 diabetes is an autoimmune condition where the immune system attacks the pancreas, stopping it from producing insulin.

Type 2 diabetes is not autoimmune. It is a metabolic condition, usually developing from diet, lifestyle, and chronic inflammation.

Where can I find functional medicine support for diabetes?

You can see our functional medicine practitioner, Mark Payne, at Melbourne Functional Medicine in South Melbourne. Mark combines the latest functional medicine tools with results-focused health coaching in our diabetes program.

We also offer telehealth across Australia, so you can access expert diabetes care wherever you live.

Can’t find what you’re looking for? Reach out to the team directly – we’ll be happy to assist.