If you've ever wondered why fatigue seems to accompany you at certain times of the month, why menstrual cramps become more intense during periods of greater stress, or why after 45 your sleep isn't what it used to be, part of the answer might lie in a mineral that often goes unnoticed: magnesium.
Magnesium for women is not simply "one of many minerals": it is a silent protagonist in over 300 biochemical reactions in your body, with a direct role in the quality of daily energy, muscle function, nervous balance, and bone health. Yet, according to the latest nutritional data, a significant portion of the Italian female population does not meet the recommended daily intake of magnesium.
Below, we will explore how magnesium intervenes in different phases of a woman's life, from the menstrual cycle to menopause, what the signs of a possible deficiency are, and how you can ensure an adequate intake through diet and supplementation.
Magnesium: what functions does it perform in the female body?
Magnesium is a mineral involved in over 300 enzymatic reactions in the body. Among the most relevant functions for female physiology are normal muscle function, nerve impulse transmission, energy metabolism, protein synthesis, and maintaining bone structure.
The female body has a varying need for magnesium throughout life. Hormonal fluctuations related to the menstrual cycle, metabolic changes during pregnancy and lactation, and the progressive reduction of estrogen during menopause are all factors that influence both the requirement and the body's actual ability to retain magnesium. In addition to all this, daily factors such as stress, a hectic lifestyle, physical exertion, and excessive sweating can accelerate the elimination of magnesium from the body.
Due to the complexity and variety of functions in which it is involved, an adequate intake of magnesium deserves special attention from women at every stage of their lives.
The main types of magnesium and their bioavailability
Not all types of magnesium are equal. When it comes to supplementation, the key concept is bioavailability, which is the body's ability to effectively absorb and utilize the mineral consumed.
The most common forms of magnesium include oxide, citrate, bisglycinate, and chloride.
Magnesium oxide, despite having a high concentration of elemental magnesium, has rather low bioavailability: a large part of the mineral is not absorbed in the intestine. Magnesium bisglycinate, linked to the amino acid glycine, is appreciated for its good gastric tolerability. Magnesium chloride has decent absorption but a slightly bitter taste.
Magnesium citrate — the organic form linked to citric acid — stands out for a favorable bioavailability profile: the 1:1 bond with citric acid facilitates intestinal absorption, with good utilization by the body.
For women seeking daily support for muscle function, reduction of fatigue, and psychological well-being, the citrate form is among the most studied and documented.
Daily magnesium requirement for women: recommended doses
According to the LARN (Reference Nutrient Intake Levels for the Italian population), the magnesium requirement for adult women is around 240 mg per day, with values that can reach up to 300-400 mg in conditions of increased physiological demand such as pregnancy, lactation, intense sports activity, or prolonged periods of stress.
It is useful to know that the requirement is not a fixed value: it varies according to lifestyle, age, level of physical activity, and specific individual conditions. Women who regularly play sports, for example, lose magnesium through sweating and may have a higher-than-average requirement. Similarly, periods of intense fatigue or restrictive diets can reduce dietary magnesium intake below the recommended threshold.
Magnesium and the menstrual cycle
The relationship between magnesium and the menstrual cycle is one of the most studied in scientific literature dedicated to women's health. Magnesium is involved in the regulation of muscle contraction and the modulation of neurotransmitters related to pain perception: two mechanisms with a direct impact on the experience of the menstrual cycle.
Several clinical studies have investigated the correlation between magnesium supplementation and the reduction of menstrual cramps, abdominal muscle tension, and irritability typical of cycle days. The results suggest that women with lower magnesium levels tend to experience more intense menstrual symptoms, while an adequate intake contributes to modulating muscle and nerve response during menstruation.
Menstrual cramps and muscle tension: the role of magnesium
Menstrual cramps largely result from the contraction of uterine muscles, mediated by prostaglandins. Magnesium plays a role in normal muscle function and acts as a physiological regulator of the contraction and relaxation of smooth muscle fibers.
When magnesium levels drop (as can happen in the premenstrual and menstrual phases, also due to blood loss), the uterine muscles can respond with more intense and prolonged contractions. Scientific evidence indicates that an adequate intake of magnesium helps support normal muscle function even during the cycle, with a potential effect on comfort during the most critical days.
Magnesium and water retention during the cycle
Abdominal bloating and a feeling of heaviness are among the most common discomforts in the days leading up to and during the cycle. Magnesium contributes to maintaining the body's normal electrolyte balance, a factor that directly influences fluid management.
During the premenstrual phase, hormonal changes can promote greater fluid retention. An adequate intake of magnesium helps support water-salt balance, in synergy with other electrolytes such as sodium and potassium.
For women who regularly experience bloating during their cycle, ensuring adequate magnesium intake can be a useful step within a strategy for overall well-being.
Premenstrual syndrome and magnesium: what scientific studies say
Premenstrual syndrome (PMS) affects, according to estimates, between 30% and 80% of women of childbearing age, with a wide spectrum of symptoms ranging from irritability to mood swings, from headaches to fatigue, as well as breast tenderness and sleep disturbances.
The correlation between low magnesium levels and PMS intensity has been the subject of numerous clinical studies.
The scientific rationale behind this correlation is based on magnesium's role in neurotransmitter synthesis — particularly serotonin and dopamine — and in nervous system modulation.
A study published in the Journal of Women's Health showed that women with PMS frequently have lower-than-normal intracellular magnesium levels, and that magnesium supplementation led to a significant reduction in various mood and muscle tension symptoms.
PMS symptoms linked to low magnesium levels
Among the premenstrual symptoms most frequently associated with magnesium deficiency are:
-
Irritability and mood swings
-
Anxiety and nervousness
-
Sleep disturbances
-
Cramps and abdominal pain
-
Premenstrual headache
If you regularly recognize more than one of the signals listed above in the days leading up to your period, it is worth discussing with your doctor whether your magnesium intake is adequate.
Magnesium in menopause
Menopause marks a phase of profound transformation for the female body. The drop in estrogen affects bone metabolism, mood, sleep quality, and the body's ability to manage oxidative stress. In this phase, the role of magnesium in menopause becomes significant.
Magnesium contributes to normal psychological function and the maintenance of normal bones, a critical factor after age 50 when bone density tends to progressively decrease. Furthermore, magnesium supports normal energy metabolism, thus combating the feeling of fatigue that many women experience during the menopausal transition.
Magnesium and bone health after menopause
Magnesium is involved in calcium metabolism and bone mineralization. Approximately 60% of the magnesium in the body is located in the bones, where it contributes to their structure and strength.
After menopause, the reduction in estrogen accelerates bone mass loss. In this phase, an adequate intake of magnesium, along with calcium and vitamin D, becomes very useful for long-term bone health.
It is important to note that magnesium acts in synergy with vitamin D: without adequate magnesium levels, the body has greater difficulty converting vitamin D into its active form, with possible repercussions on calcium absorption.
Sleep, mood, and psychological function: magnesium as a daily ally
Sleep disturbances, irritability, and mood swings are among the most frequently reported discomforts by women in peri-menopause and menopause. Magnesium contributes to normal psychological function and the functioning of the nervous system.
Regarding sleep, magnesium is involved in regulating circadian rhythm and the production of melatonin, the hormone that signals to the body the time for rest. A magnesium deficiency can result in difficulty falling asleep, nocturnal awakenings, and poorer sleep quality.
Regarding mood, magnesium participates in the synthesis of serotonin, the neurotransmitter for mood regulation and emotional well-being.
Signs of magnesium deficiency in women: how to recognize them
Magnesium deficiency is often called a "silent deficiency" because its initial symptoms are non-specific and easily confused with daily fatigue or stress.
Yet, recognizing them in time can make a difference. The most frequent signs in women include:
-
Muscle cramps, nocturnal or related to the cycle
-
Persistent fatigue disproportionate to the activity performed
-
Irritability and difficulty concentrating
-
Sleep disturbances, with frequent awakenings
-
Recurrent headaches, particularly in the premenstrual phase
-
Muscle weakness and a feeling of exhaustion
Specific risk factors for women
Several factors significantly increase the risk of magnesium deficiency in the female population:
-
Heavy menstrual cycle: blood loss leads to a direct loss of minerals, including magnesium.
-
Pregnancy and lactation: magnesium requirements significantly increase to support fetal growth and milk production.
-
Restrictive diets: hypocaloric regimens or the exclusion of entire food groups can drastically reduce magnesium intake.
-
Prolonged stress and hectic lifestyle: chronic stress stimulates renal magnesium elimination and creates a vicious cycle where mineral deficiency worsens the stress response.
-
Intense physical activity and sweating: athletic women lose magnesium through sweat, in hot months or during prolonged training.
-
Taking certain medications: some diuretics, proton pump inhibitors, and oral contraceptives can interfere with magnesium absorption or increase its excretion.
If you recognize yourself in more than one of the risk factors listed above, a conversation with your doctor can help you assess your nutritional status.
When to see a doctor for magnesium level check
It is advisable to consult a doctor or specialist when the symptoms described — fatigue, cramps, irritability, sleep disturbances — are persistent and cannot be explained by obvious causes.
The doctor may assess whether to perform a blood magnesium test (magnesemia), bearing in mind that the blood value does not always reflect the actual state of the body's magnesium reserves, as most of the mineral is located in bones and tissues.
In any case, before starting any supplementation, it is always advisable to seek the advice of a doctor or specialist, especially in the presence of chronic diseases or ongoing pharmacological therapies.
Magnesium-rich foods: what to eat every day
The primary strategy for maintaining good magnesium levels is through diet. Many common foods in Italian culinary tradition are naturally rich in magnesium. Among the most concentrated are:
-
dark green leafy vegetables (spinach, Swiss chard, arugula);
-
nuts (almonds, cashews, walnuts);
-
legumes (chickpeas, beans, lentils);
-
whole grains (oats, spelt, buckwheat);
-
seeds (pumpkin, flax, sunflower);
-
unsweetened cocoa.
For example, a 30g serving of almonds covers approximately 20% of the daily requirement. A plate of cooked spinach provides about 40%.
The Mediterranean diet as a natural source of magnesium
The Mediterranean diet is, by its very structure, a magnesium-rich eating pattern. The abundance of vegetables, legumes, whole grains, nuts, fish, and extra virgin olive oil makes the Italian culinary tradition suitable for supporting the intake of this mineral.
To best leverage the potential of the Mediterranean diet, it is helpful to favor short and gentle cooking methods (magnesium is water-soluble and dissolves in cooking water), choose whole grains instead of refined ones, and maintain regular consumption of legumes, which in Italian tradition are protagonists of rich and versatile pasta dishes, soups, and side dishes.
Why diet may not be enough: the limits of dietary intake
Despite a well-structured diet, several factors can reduce the effective absorption of magnesium from foods.
The depletion of agricultural soils in recent decades has decreased the mineral content in many plant foods. Cooking methods using abundant water disperse a significant portion of magnesium. The simultaneous intake of foods rich in phytates (present in unfermented cereals) or oxalates (present in some vegetables) can reduce the intestinal absorption of the mineral.
Added to this is the fact that during certain life stages, the need increases, while diet does not always keep pace.
In such cases, supplementation becomes a reasonable complementary strategy supported by scientific literature.
Magnesium for women: how to choose the most suitable supplement
Navigating the dozens of available magnesium supplements is not simple. Here are the key criteria to consider for an informed choice:
-
The form of magnesium: as described earlier, bioavailability varies greatly between different forms. Magnesium citrate is among the most studied forms for favorable intestinal absorption.
-
Synergistic nutrients: the presence of vitamin C and antioxidant compounds can broaden the supplement's utility profile.
-
Absence of allergens: for women with intolerances, it is useful to check that the product is gluten- and lactose-free.
-
Formulation and practicality: the sachet format, easily soluble in water, is among the most appreciated for daily convenience.
Esserre's Improve Magnesio: magnesium citrate, PunicaPLUS®, and vitamin C for women's well-being
Improve Magnesio is a food supplement based on magnesium citrate, PunicaPLUS® Mediterranean pomegranate extract, and vitamin C, developed by Esserre with an approach that combines the quality of raw materials with scientific research.
The formulation of Improve Magnesio results from the combination of three ingredients with complementary profiles:
-
Magnesium citrate: magnesium contributes to normal muscle function, normal nervous system function, normal psychological function, and the reduction of tiredness and fatigue. The citrate form promotes bioavailability and better absorption of the mineral.
-
PunicaPLUS® (Mediterranean pomegranate extract): pomegranate has antioxidant action thanks to its polyphenolic compounds — punicalagin A and B, ellagic acid, and derivatives. PunicaPLUS® is an extract obtained from the whole fruit, developed as part of Esserre's scientific research.
-
Vitamin C: contributes to the protection of cells from oxidative stress and the reduction of tiredness and fatigue, in synergy with magnesium.
The ingredients in Improve Magnesio contribute to normal muscle function, the reduction of tiredness and fatigue and normal psychological function — three areas of well-being relevant for women at every stage of life, from menstrual cycle management to support during menopause.
Food supplements should not be understood as substitutes for a varied and balanced diet and a healthy lifestyle. They do not replace pharmacological therapy. Do not exceed the recommended daily dose. It is advisable to consult a doctor or specialist.
The product is gluten-free and lactose-free, with sweetener.
Who is Improve Magnesio suitable for, and how is it used?
Improve Magnesio is particularly suitable for women undergoing periods of prolonged stress, a hectic life, physical activity, or excessive sweating — all conditions that can lead to high elimination of magnesium from the body, with the possible appearance of muscle cramps, headaches, muscle weakness, exhaustion, and irritability.
For instructions on use, it is advisable to refer to the product label.
Improve Magnesio is part of the Esserre Improve line, a set of supplements with ingredients that contribute to normal energy metabolism.
It is advisable to consult a doctor or specialist before starting any supplementation.
Frequently Asked Questions (FAQ)
Below are the answers to the most common questions.
How much magnesium should a woman take per day?
According to LARN, the magnesium requirement for adult women is about 240 mg per day, with values that can increase during pregnancy, breastfeeding, or periods of stress and intense physical activity. Your doctor can help you determine the most suitable dosage for your specific situation.
Does magnesium help with menstrual cramps?
Magnesium contributes to normal muscle function and is involved in regulating the contraction and relaxation of muscle fibers. Several studies suggest a correlation between adequate magnesium intake and better muscle comfort during the menstrual cycle.
What is the best magnesium for menopause?
Magnesium citrate is among the forms with the most favorable bioavailability. For menopausal women, a formulation that combines magnesium citrate with synergistic nutrients such as vitamin C and antioxidants — like pomegranate polyphenols — can provide more comprehensive support for well-being during this life stage.
Can you take magnesium every day?
Yes, magnesium is a mineral that the body uses daily and does not accumulate in large quantities. Regular intake is generally preferable to occasional supplementation. However, it is important not to exceed the recommended daily dose and to consult your doctor.
Magnesium citrate or bisglycinate: which to choose?
Both forms have good bioavailability. Magnesium citrate, bound to citric acid, is among the most studied forms and boasts favorable intestinal absorption. Bisglycinate, bound to glycine, is appreciated for its gastric tolerability. The choice may depend on individual needs: your doctor or pharmacist can guide you to the most suitable form.
