Grapefruit is a fruit that contains high vitamin C, which can boost the immune system. High antioxidant content in grapefruit can also fight viruses that cause diseases such as covid19. Enhanceimmune systemIMMUNITYJuicePomelovideoVITAMINvitamin immunityvlogYouTubeRelated Posts Universal ‘Instruction Manual’ Empowers Immune Cells to Defend Our February 26, 2026 What your child’s costume says about them February 26, 2026 CSIC Develops Antibody Shielding Immune Cells from Dangerous February 26, 2026 Immune Cells Connect Lactation to Enduring Health Benefits February 26, 2026 Infant Immune Response Differs Between RSV and SARS-CoV-2 February 26, 2026 Boehringer Seeks To Rebalance Immunity With Sitryx Collab Potentially Worth $500M+ February 26, 2026