Metabolic Slowdown in Menopause: Causes and Natural Support
by Anna Soave, Partner.Co Independent Brand Partner since 2019, working with more than 700 women on wellness, hormonal balance and lifestyle.
Warning: This article is for information only. For any health concern, always speak to your doctor before changing your diet or supplements.
You are eating the way you always have, or even less, but the scale keeps moving up. Your body changes. Tiredness increases and you feel as if you no longer have control over what is happening to your weight. If this is what you are experiencing in menopause, there is a precise biological explanation: it is not your imagination, it is not lack of discipline, and above all it is not final.
What many call a “blocked metabolism in menopause” is a complex hormonal adaptation. It can be managed, but you need to understand the mechanisms before choosing a strategy.
In Brief
- Falling oestrogen redistributes fat towards the abdomen, even without dietary changes (SWAN Study, NIH)
- After 50, muscle mass falls by 1-2% each year, and muscle burns about three times more calories than fat at rest (EWGSOP2, 2019)
- Severe calorie restriction worsens the problem by persistently lowering basal metabolic rate (Fothergill et al., Obesity, 2016)
- Resistance exercise, not cardio alone, is the key lever against muscle loss
- A thyroid assessment (TSH) is worth discussing with your doctor if symptoms persist despite a correct lifestyle
Metabolic slowdown in menopause is driven by three overlapping mechanisms: falling oestrogen, loss of muscle mass and, in some cases, thyroid changes. Menopause does not create a simple “general slowdown”. To understand it properly, let us look first at the causes, then at the practical solutions.
Why does fat move to the abdomen in menopause?
During the menopausal transition, the reduction in oestrogen directly changes how the body distributes fat reserves. Before menopause, fat is usually stored more around the hips, thighs and buttocks. Afterwards, it tends to shift towards the abdomen and visceral fat, the fat around the internal organs.
The SWAN Study (Study of Women’s Health Across the Nation), one of the largest longitudinal studies of women supported by the NIH, documented this pattern in more than 3,000 women followed for over a decade: women in perimenopause showed increases in waist circumference even without significant changes in total weight or diet. This is not about miscounted calories. It is a direct endocrine response to falling oestrogen.
I see this pattern constantly in my work with women in the Pink Bomb Team: they begin a wellness journey because their weight has changed “for no apparent reason”. In almost every case, when we look deeper, the cause is hormonal, not behavioural.
Why do women lose muscle mass after 50 (sarcopenia)?
Muscle is metabolically active tissue: it burns calories even at rest. One kilogram of muscle consumes around 13 kcal a day at rest, compared with 4-5 kcal for one kilogram of fat. Every kilogram of muscle lost measurably lowers basal metabolic rate.
After 50, without the right stimulus, muscle mass falls by 1-2% each year. The EWGSOP2 consensus paper (Cruz-Jentoft et al., 2019, Age and Ageing) defined sarcopenia as a clinically relevant condition that develops much earlier than many people think, accelerating significantly after menopause. By 65, many women have already lost 20-30% of their peak muscle mass.
What role does the thyroid play in metabolic slowdown?
Hypothyroidism and menopause share many symptoms: tiredness, weight gain, difficulty losing weight, feeling cold and fragile hair. The two conditions can coexist and amplify each other.
According to the Istituto Superiore di Sanita (ISS), thyroid diseases affect women around 8-10 times more often than men, with a peak in new diagnoses of subclinical hypothyroidism between 45 and 65, exactly the period of the menopausal transition. If symptoms persist despite a correct lifestyle, a simple TSH blood test is the first diagnostic step to discuss with your doctor.
There is no single remedy to reactivate metabolism in menopause. Three distinct mechanisms are involved, and the effective response addresses all three.
1. Why does increasing protein beat cutting calories?
The most common mistake is reducing calories indiscriminately. Severe calorie restriction causes loss of muscle as well as fat, worsening the sarcopenia already underway. A study published in Obesity (Fothergill et al., 2016) showed that the metabolic slowdown caused by drastic diets can persist for years after the restriction ends.
The solution is different: maintain a moderate calorie deficit (300-400 kcal/day) with adequate protein intake. The PROT-AGE study group (Bauer et al., 2013, Journal of the American Medical Directors Association) recommends 1.0-1.5 grams of protein per kilogram of body weight per day for adults over 50, about double the standard recommendation. Eggs, fish, pulses, low-fat dairy and white meat can all be useful at main meals.
In practice with my clients, I see the same pattern repeat: increasing protein while keeping calories stable produces better results than any aggressive calorie cut. At this stage, the body needs “building blocks” to maintain muscle, not punishment through restriction.
Practice: include a protein source at every meal. Aim for 25-30 g of protein per meal to stimulate muscle protein synthesis effectively.
2. Resistance exercise: not cardio alone
Walking is excellent for cardiovascular health and overall wellbeing. It is not enough to counter sarcopenia.
The ACSM (American College of Sports Medicine) recommends at least two resistance exercise sessions a week for adults over 50, in addition to the aerobic activity recommended by the WHO (150-300 minutes a week of moderate activity). Resistance exercise (weights, bands, bodyweight work) is the only signal that tells muscles to maintain themselves. Without that signal, a body in calorie deficit tends to “burn” muscle before mobilising fat stores.
You do not need a gym. Squats, lunges, modified push-ups and resistance bands at home: 20-25 minutes twice a week can already make a difference.
3. Hydration and microcirculation support
Water is the first metabolic lever and also the most underestimated. Adequate hydration (1.5-2 litres a day) supports nutrient transport to cells, thermoregulation and the drainage of interstitial fluids.
In menopause, reduced oestrogen affects microcirculation and can encourage fluid retention, often perceived as extra weight that is not fat. Natural extracts such as bioflavonoids and grape seed extract, present in Partner.Co Vinali, support capillary flexibility and venous drainage. This is complementary support: it does not replace diet and exercise, but it may contribute to overall wellbeing.
4. How do stress and cortisol affect metabolism?
Chronic stress raises cortisol. Cortisol encourages visceral fat storage and increases appetite, especially for calorie-dense foods. In menopause this mechanism can become stronger: oestrogen previously buffered part of the stress response, and as oestrogen falls, vulnerability increases.
Practical evidence-based interventions include regular sleep of 7-8 hours (sleep deprivation raises cortisol and ghrelin, the hunger hormone), reducing stimulants after 2 pm, and regular physical activity, which lowers baseline cortisol over the long term.
When is a medical assessment needed?
If after 8-12 weeks of a correct approach (increased protein, resistance training twice a week, adequate hydration and better sleep) your weight is still increasing rapidly, it is worth ruling out medical causes.
Ask your GP about:
- TSH: to rule out hypothyroidism
- Fasting insulin + blood glucose: to rule out insulin resistance
- Hormone profile (FSH, oestradiol): to understand which stage of the transition you are in and assess whether hormone replacement therapy is an option
Frequently Asked Questions About Metabolism in Menopause
How much weight do women gain on average in menopause?
Research suggests an average increase of 1-2 kg during the transition, but fat distribution changes more markedly than absolute weight. The SWAN Study (NIH) documented that waist circumference increases even in women whose total weight remains stable. This shift in fat distribution towards visceral fat increases cardiovascular and metabolic risk independently of the number on the scale.
Do drastic diets help to “unlock” metabolism?
No. They have the opposite effect. As described above, severe calorie restriction causes muscle loss and a metabolic slowdown that persists long after the diet ends (Fothergill et al., Obesity, 2016). The most effective strategy remains a moderate and sustainable deficit with higher protein intake, not a drastic cut.
Can supplements really help metabolism in menopause?
Supplements are not standalone solutions, but some can support specific areas. Magnesium supports muscle function and sleep quality. Vitamin D, often low in postmenopausal women, is essential for bone health and muscle function. Bioflavonoid extracts such as those in Vinali support microcirculation. Before taking any supplement, check your values with your doctor: supplementation without data is inefficient.
How long does it take to see improvements?
With a structured approach (increased protein, resistance work twice a week and a moderate deficit), the first tangible signs usually arrive in 4-8 weeks: steadier energy, less bloating and better muscle tone. The scale may stay stable or change slowly, but body composition improves before the number on the display does. Monthly photos tell the story better than the scale at this stage.
Understanding the mechanisms is the first step towards not fighting them blindly. Metabolism changes in menopause, but it changes in a predictable and manageable way if you know what you are dealing with.
Anna Soave is a Partner.Co Independent Brand Partner since 2019. She works with more than 700 women on wellness, lifestyle and online business. Also read: Motivation for weight loss: 6 strategies -> - How Slenderiiz works -> - Slenderiiz day and night drops: how they work and opinions ->
