The human body signals nutrient deficiencies. Dr. Saurabh Sethi highlights early detection. Brittle nails indicate protein or iron issues. Eyelid twitching suggests magnesium deficiency. Clicking joints may warn of vitamin D3 or calcium shortage. Premature graying links to vitamin B12 or copper problems. Easy bruising signals vitamin C or K1 deficiency. Addressing these signs prevents bigger health problems.source https://timesofindia.indiatimes.com/life-style/health-fitness/health-news/5-signs-your-body-needs-more-nutrients/articleshow/123307531.cms