There are many reasons for low sperm count, reduced libido, and a weak immune system, such as low testosterone, nutritional deficiencies, or other medical conditions. Testosterone therapy, such as Andriol or Cernos, may help only if tests confirm low testosterone. Ayurvedic medicines may support overall reproductive health, but their effectiveness is not well established. It is best to consult a doctor or a qualified Ayurvedic practitioner for proper evaluation and targeted treatment.