This test analyses how specific gene variants influence food tolerance and intolerance, appetite regulation, blood sugar balance, nutritional requirements, detoxification capacity, and susceptibility to inflammation and infection. The Nutrient Core profile provides insight into fundamental genetic interactions with diet and lifestyle, identifying whether particular biological pathways require further targeted testing. It evaluates genes demonstrated to affect: Food response: Gluten sensitivity, coeliac risk, and lactose intolerance Caffeine: Processing efficiency, metabolism rate, and physiological sensitivity Microbiome: Gut bacterial diversity and mucosal integrity Vitamin requirements: Utilization and absorption of vitamins A, B9 (folate), B12 (cobalamin), C, D, and K Blood pressure: Sodium-potassium balance and salt-sensitive hypertension Detoxification: Glutathione production and cellular clearance Metabolism: Glycaemic control, insulin signalling, and leptin-driven appetite regulation Inflammation: Pathogen-triggered infection response and systemic inflammatory tone Circadian rhythm: Sleep-wake cycles and chronotype predisposition Genes Included Food Response: HLA-DQA1, HLA-DQB1, and LCT Caffeine: CYP1A2 and ADORA2A Microbiome: FUT2 Vitamins: BCO1, MTHFR, FUT2, TCN2, SLC23A1, COL1A1, GC, VDR, and VKORC1 Blood Pressure: ACE and AGT Detoxification: GSTM1 Metabolism: FADS1/2, FTO, TCF7L2, PGC1A, and LEPR Inflammation: TNF and IFNG Circadian Rhythm: CLOCK and PER1