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Yuhan pharmaceutical (GlaxoSmithKline)

Mag-B Speed Double-Action Solution (6 Vials) – Fast-Acting Magnesium for Muscle Cramps & Inflammation 마그비스피드 더블액션

Mag-B Speed Double-Action Solution (6 Vials) – Fast-Acting Magnesium for Muscle Cramps & Inflammation 마그비스피드 더블액션

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Product Overview
Mag-B Speed Double-Action is a fast-absorbing liquid magnesium formula developed by Korea’s trusted Yuhan Pharmaceutical. This double-action solution delivers magnesium and key B-vitamins to support muscle, nerve, and skin health — especially effective in cases of deficiency-related symptoms like cramps, inflammation, or fatigue.


Key Benefits

  • Relieves muscle cramps and spasms caused by magnesium deficiency

  • Supports oral and skin health: angular stomatitis, glossitis, cheilitis

  • Includes B-complex vitamins for enhanced absorption and energy production

  • Liquid format for rapid absorption and convenient dosing

  • Trusted Korean pharmaceutical quality


Indications

  • Muscle cramps due to magnesium deficiency

  • Angular stomatitis (mouth corner inflammation)

  • Cheilitis (lip inflammation)

  • Stomatitis (oral inflammation)

  • Glossitis (tongue inflammation)

  • Eczema, dermatitis


Active Ingredients (per 20mL vial)

  • Magnesium Glycerophosphate – 2400mg: Supports muscle and nerve function

  • Nicotinamide (Vitamin B3) – 20mg: Skin and energy metabolism

  • Pyridoxine Hydrochloride (Vitamin B6) – 75mg: Nerve health, metabolism

  • Riboflavin Phosphate Sodium (Vitamin B2) – 15.26mg: Skin and mucosal support


Directions for Use
Adults and children 12 years and older: Take 1 vial (20mL) twice daily.
You may dilute with a small amount of water for taste if preferred.


Product Size: 20mL x 6 Vials
Country of Origin: South Korea


Storage
Store in a cool, dry place. Avoid direct sunlight.


Legal Disclaimer
Statements regarding dietary supplements have not been evaluated by the FDA. This product is not intended to diagnose, treat, cure, or prevent any disease.

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Shipping policy

Shipping Policy - International Deliveries

  • Orders placed on weekdays before 3 AM GMT will be processed and dispatched on the same working day, or within 2 working days.
  • All shipments include a tracking number for your convenience.
  • After being dispatched through Korea Post, the package will be sent via the local postal service following customs clearance in the destination country.

Destination Estimated Delivery time

USA 5-8 Days

Australia & New Zealand 5-7 Days

Singapore, Hongkong, Taiwan, Japan 3-5 Days

China 10-19 Days

UK & Europe 6-9 Days

Canada 6-10 Days

Rest of the World 7-14 Days

Please note that delivery times may vary based on customs and local postal services.

Free Shipping: $60+ Worldwide | $75+ (USA, South America, Africa) | $50+ (Singapore, Hong Kong, Taiwan)

With full tracking number

  • Value To The Customer

    Top-selling products worldwide or
    domestically with a reasonable price

  • Fast Internatinal Delivery

    With full tracking number

  • Always Low Prices

    Leading retail Pharmacy in Korea

  • Opening Hours

    Monday-Friday: 9am–7pmSaturday:
    9am–2pmSunday: Closed

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