Protein Supplies Australia Magnesium Citrate is a high-quality, bioavailable form of magnesium designed to support energy production, muscle function, and nervous system health. Magnesium is an essential mineral involved in over 300 biochemical processes in the body, including muscle contraction, relaxation, and recovery. This citrate form is highly absorbable, making it ideal for those looking to replenish magnesium levels, reduce fatigue, and support overall wellbeing. Perfect for athletes, active individuals, or anyone experiencing low magnesium intake from diet alone.