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Metagenics MetaRelax Magnesium Powder - Raspberry 482g

Magnesium Glycinate formula for Stress, Muscle Relaxation & Better Sleep (formerly CalmX)

Key Benefits

Healthy nervous system function and relaxation

Relief of muscle tension and stress-related tightness

Calm mood, emotional balance and sleep quality

Regular price $88.95

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Regular price $88.95

Always read the label and follow the directions for use. Read the warnings before purchase.

What is Metagenics MetaRelax?

MetaRelax — formerly known as CalmX — is a practitioner-strength magnesium formula designed to calm the nervous system and ease physical and mental tension.

It combines high-absorption magnesium glycinate and glycerophosphate with taurine and activated B vitamins (B6, methylated B12 and 5-MTHF folate) to support neurotransmitter production, muscle relaxation and stress adaptation.

The formula is widely used by practitioners for individuals who experience stress, magnesium deficiency, poor sleep or muscle tightness.

Each 12.7 g dose contains:

  • MagActive® Magnesium (as magnesium glycinate) – A premium, easily absorbed form of magnesium that supports muscle relaxation, nervous system function, and helps maintain a healthy stress response.
  • Taurine – An amino acid that promotes neurotransmitter balance and assists magnesium uptake, supporting calm mood and emotional stability.
  • Glutamine – Helps the body recover from mental and physical stress, supporting energy and focus during demanding periods.
  • Potassium, Calcium and Zinc – Essential minerals that contribute to electrolyte balance, muscle function, and cellular energy production.
  • Vitamin C – Provides antioxidant protection and supports the body’s natural stress response and immune function.
  • B Vitamins (B1, B2, B3, B5, B6) – Essential for energy metabolism, neurotransmitter synthesis (including GABA and serotonin), and maintaining a calm, balanced mood.

Together, these ingredients form a synergistic nutrient complex that helps the body relax, recharge, and restore during times of stress, fatigue, or tension.

It comes in 2 great-tasting formula flavours, Raspberry and Tropical flavour, both of which are sweetened with steviol glycosides.

Adults: Add 2 level scoops (12.7 g) to 200 mL of water and stir well until dissolved. Take once or twice daily, or as directed by your healthcare practitioner.

Vitamin and mineral supplements should not replace a balanced diet.

If symptoms persist, consult your healthcare professional.

Contains potassium (100 mg per 12.7 g dose).

Vitamin and mineral supplements should not replace a balanced diet.

Stop taking this medication if you experience tingling, burning or numbness and see your healthcare practitioner as soon as possible. [Contains vitamin B6].

“MetaRelax uses MagActive® a highly absorbable magnesium bisglycinate that’s gentle on the stomach — no digestive upset like some other forms. I like this formula for people who struggle to unwind at night, as it also includes taurine and activated B vitamins to calm the nervous system, ease muscle tension and support restorative sleep. It’s a formula many practitioners have trusted since its CalmX days.”

Isabella Truong, Pharmacist

Standard Shipping - $12.95

  • 2 – 7 business days metro
  • 7 – 14 business days regional/remote

Express Shipping - $16.95

  • 1 – 3 business days metro
  • 3 – 7 business days regional/remote

Orders over $199 (after discounts) - Free*

  • 2 – 14 business days *(Standard shipping)

We aim to process all orders within 2–3 business days of your order being placed.

Orders placed on weekends or NSW public holidays will be processed on the next business day.

Delivery timeframes begin once your order has been dispatched. Actual times may vary due to courier network delays or regional location.

For more detailed information, see our Shipping & Delivery Policy.

Frequently asked question

MetaRelax® helps to relieve the symptoms of magnesium deficieny like muscle tension, promotes relaxation, and supports a healthy stress response with bioavailable magnesium glycinate and B vitamins that nourish the nervous system and assist mood balance.

MetaRelax® is generally well tolerated. Because it contains magnesium glycinate, a form that is gentle on the stomach compared with other forms. Individual responses vary; mild relaxation or soft stools may occur in sensitive individuals.

It may also have a mild sedative effect by enhancing GABA activity, which can support better sleep. If this occurs, use caution when taking it during the day.

Clinical research shows thatmagnesium glycinateandvitamin B6help reduce stress symptoms and improve muscle relaxation. MetaRelax® combines other nutrients (Taurine, Calcium citrate, co-factors) and magnesium glycinate to relieve stress in optimal ratios for calm mood, relaxation, and energy support.

MagActive® is Metagenics’ exclusive form of magnesium as an amino acid chelate form of magnesium, combining magnesium with glycine for enhanced absorption which is gentler on the stomach than standard magnesium forms.

Magnesium is essential for the synthesis of neurotransmitters such as serotonin, dopamine and GABA, which support mood, sleep and cognitive function.

Ideal for anyone experiencing stress, fatigue, irritability, muscle tightness, or poor sleep. The unique formulation helps nervous system function during stressful periods by calming the brain and central nervous system.
It’s also beneficial for those with high physical or mental demand or low magnesium intake from diet.