MAGNESIUM is an essential mineral that plays a critical role in more than 300 bodily functions, including muscle and nerve function, energy metabolism, and maintaining bone integrity.
Unfortunately, a significant number of individuals experience magnesium deficiency, often stemming from inadequate dietary intake, increased stress levels or underlying health conditions.
Aside from traditional oral supplements, transdermal magnesium sprays offer a practical alternative to ensure sufficient intake.
These sprays utilise magnesium chloride, allowing for direct absorption through the skin.
This method avoids the digestive system altogether, which can often lead to discomfort when using oral supplements.
The magnesium chloride flakes in the spray are mixed with water to create a solution with a slightly oily texture.
This formulation is favoured for its high bioavailability, making it an effective option for delivery through the skin.
The concentration of magnesium chloride in various products varies, but most aim to provide an adequate therapeutic dosage per application.
The skin’s semi-permeable nature facilitates the passage of magnesium ions into the bloodstream.
However, several factors can influence how effectively the magnesium is absorbed:
> Skin condition
Hydrated or damaged skin tends to absorb magnesium more efficiently than healthy, unbroken skin.
Applying the spray after a warm shower can maximise absorption.
> Application duration
Leaving the spray on the skin for at least 20 minutes allows for greater penetration of magnesium ions.
> Concentration levels
Higher concentrations may enhance absorption, but could cause irritation for those with sensitive skin.
> Targeted application areas
Regions such as the feet, calves and abdomen are preferable due to their larger surface areas and thinner skin.
The skin’s lipid barrier may impede absorption, but formulations that include penetration enhancers could improve delivery, albeit with the risk of skin irritation in sensitive individuals.
Advantages of transdermal magnesium
health The following benefits of are magnesium: some of the > Enhancing and performance muscle recovery
Magnesium is particularly recognised for its role in supporting muscle recovery and performance.
It aids in muscle contraction and relaxation, while also reducing post-exercise inflammation.
Athletes and those experiencing muscle soreness can benefit significantly from topical application, which offers a swift alternative to oral supplementation by circumventing digestive absorption challenges.
> Improving sleep and promoting relaxation
Often referred to as “nature’s relaxant”, magnesium plays a key role in regulating melatonin and calming the nervous system.
The spray has gained popularity as a method for improving sleep quality, particularly for individuals struggling with insomnia.
A study indicated that topical application could enhance overall well-being and sleep, making it a practical alternative to pharmaceutical sleep aids.
> Managing stress and anxiety
Transdermal magnesium sprays are frequently marketed as a topical solution for alleviating stress and anxiety.
Some studies suggest that adequate magnesium levels can contribute to a balanced mood by influencing neurotransmitter regulation.
While magnesium may offer some relief from anxiety symptoms, it should not be considered a substitute for professional mental health treatment.
> Supporting bone health
Magnesium’s role in maintaining bone health is undeniable, as it helps regulate calcium levels and supports bone structure.
For individuals who cannot tolerate oral supplements, topical magnesium presents a convenient option that may help improve bone density, especially in those with conditions like osteoporosis.
> Enhancing hair and scalp health
A transdermal magnesium spray may also benefit scalp health by regulating oil production and alleviating inflammation, which can combat issues like dandruff and psoriasis.
Direct application can soothe irritation and promote hair growth through improved blood flow to hair follicles.
There is also anecdotal evidence suggesting benefits for conditions such as restless legs syndrome and sleep disturbances, but further scientific validation is needed.
Using a transdermal spray comes with notable benefits, compared to oral supplements, including:
> Avoiding digestive issues
Bypassing the gastrointestinal system helps prevent side effects, such as diarrhoea, making it a suitable option for individuals with sensitive stomachs or absorption difficulties.
> Localised pain relief
The spray provides targeted relief from pain and inflammation when applied to sore muscles or stiff joints, making it particularly beneficial for athletes or those suffering from muscle cramps and spasms, and muscle soreness after exercise.
Magnesium sprays may be useful for people with fibromyalgia too.
> Convenience
The ease of application allows users to incorporate it into their daily routine effortlessly.
Challenges and ongoing research
When utilised correctly, magnesium sprays are generally safe.
However, users should be aware of potential mild side effects, which may include:
> Skin irritation: Some individuals may experience tingling or a burning sensation, especially on sensitive or compromised skin.
> Allergic reactions: Although rare, allergic responses to the ingredients can occur, making a patch test advisable.
It’s important to note that magnesium sprays are for external use only; ingestion can lead to elevated magnesium levels, although this risk is lower, compared to oral supplements.
While transdermal magnesium sprays show promise, their efficacy remain a subject of debate due to limited research, often involving only small participant groups.
A pilot study in 2017 suggested that topical magnesium can increase cellular magnesium levels, but the small sample size limits the reliability of these findings.
Moreover, the methods used to measure magnesium levels, such as hair mineral analysis, lack consistency.
Ongoing studies are focusing on several areas related to transdermal magnesium, including: > Standardised measurement techniques: Developing reliable methods for assessing skin absorption.
> Long-term safety and efficacy: Investigating the sustained effects of transdermal magnesium across various populations.
> Comparative analyses: Evaluating the effectiveness of transdermal versus oral magnesium supplementation. Future findings could elucidate the role of transdermal magnesium in clinical applications.
Usage guidelines and precautions
Before using a transdermal magnesium spray, consider the following recommendations: > Patch-testing: Conduct a patch test to check for skin sensitivity, especially for individuals with conditions like eczema. > Dilution for sensitivity :For those with sensitive skin, consider diluting the spray (e.g. a 10:1 ratio with water) to reduce discomfort.
When using the spray, apply it to clean, dry skin on wellperfused areas (e.g. arms, legs or abdomen).
Avoid application on broken or irritated skin.
For improved absorption, apply after a warm bath and massage gently without rinsing for at least 20 minutes.
Begin with five to 10 sprays per day and adjust based on individual tolerance.
First-time users should start with a lower dosage.
Use before bedtime or postactivity for targeted benefits while adhering to manufacturer guidelines.
Consult a healthcare provider if you have any medical conditions, such as kidney disease or heart issues, or if you’re on medications that affect magnesium levels.
Pregnant or breastfeeding women should also seek medical advice.
While mild side effects like tingling may subside over time, users should dilute the spray or apply it to less sensitive areas to minimise discomfort.
If irritation persists, discontinue use and consult a healthcare provider.
Ensure that you store the spray in a cool, dry environment, away from sunlight.
Opt for high-quality magnesium chloride products that avoid additives or fragrances to reduce the risk of irritation.
Individuals are encouraged to consult healthcare professionals before integrating transdermal magnesium into their wellness routines.
- Datuk Dr Nor Ashikin Mokhtar is a consultant obstetrician and gynaecologist, and a functional medicine practitioner. For further information, email starhealth@ thestar.com.my. The information provided is for educational and communication purposes only, and it should not be construed as personal medical advice. Information published in this article is not intended to replace, supplant or augment a consultation with a health professional regarding the reader’s own medical care. The Star does not give any warranty on accuracy, completeness, functionality, usefulness or other assurances as to the content appearing in this column. The Star disclaims all responsibility for any losses, damage to property or personal injury suffered directly or indirectly from reliance on such information.
Magnesium Sprays: What Are They & How To Use Them
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