Magnesium, vitamin D and K deficiency - Doppelherz Magnesium + D3 + K2 500,
Muscle cramps and weakness - Doppelherz Magnesium + D3 + K2 500,
Poor bone health - Doppelherz Magnesium + D3 + K2 500,
Fatigue and low energy - Doppelherz Magnesium + D3 + K2 500