When we are no longer as young (as we used to be), muscle weakness and balance issues increase our risk of falling and of injury, which is why supplementing with Nature's Aid Vitamin D3 400iu helps to protect our bodies by keeping bones and muscles as strong and agile as can be. Benefits: - Nature's Aid Vitamin D3 400iu (10mcg) helps maintain normal teeth, bones, and muscle function - Helps the body to absorb and use phosphorous and calcium - Aids the maintenance of normal blood calcium levels - Suitable for vegetarians - Free from GMO, corn, dairy, lactose, gluten, wheat, yeast, nuts, salt, soya, starch, and sugar - Helps to reduce the risk of falling associated with muscle weakness and instability