Should I Take Protein Supplements To Improve Soft Bones, Low Muscle Density, And Poor Balance?

Hii sir.. I am 34 year old man....my bone becoming soft and can t feel strength of my bones(very rare I think) and muscle becoming softness.body not in balance while walking.I am 171 CM and weighted 75 kg. But muscle density is very low soft. Feel isolated.Consulted a endocriologist and all hormone levels are within normal limits(testosterone 404ngdl). Sir treating me with Vitamins and Vit D calcium and also suggest for Physchologist.Though improvement is very slow.i am confused. Should I take protein supplements?Pls help