Your body needs zinc to activate T lymphocytes (T cells) which helps to regulate immune responses and attack infected or cancerous cells -2. Zinc supplement is effective at treating diarrhea and also helps prevent future bouts of the condition. -3. Zinc has a crucial role in regulating how memories are formed and how we learn. -4. It is beneficial in reducing the duration and severity of the common cold in healthy people. -5. Zinc helps wound to heal faster -6. Taking Zinc 100mg supplement helps suppresses prostate cancer cell growth. -7. Increasing your dietary intake of zinc may help reduce urinary symptoms associated with an enlarged prostate. -8. Zinc helps in the treatment of attention deficit hyperactivity disorder (ADHD) -9. Zinc also enables the male organ to produce testosterone. Your levels of zinc may affect erectile dysfunction.