Features and Benefits Combines four highly bio-available organic forms of magnesium for enhanced absorption and utilisation without upsetting the stomach. Supports cellular energy production. Supports healthy muscle function and helps relieve or prevent many forms of muscle pain and tension, including spasmodic pain, twitching, exercise-induced cramps and night cramps. May also help to relieve symptoms of fibromyalgia and restless legs. Supports exercise performance by promoting stamina, reducing fatigue, maintaining electrolyte balance and aiding muscle recovery after exercise. Relieves period pain (dysmenorrhoea) and symptoms of premenstrual syndrome such as fluid retention and mood swings.