Space Nutrition Nutrient Requirements Energy CHO (fiber), Fat, Protein Fat-soluble vitamins Water-soluble vitamins Minerals Fluid Countermeasures Energy Amino acids Protein Sodium Fatty acids Antioxidants Other Systems Bone Muscle Cardio Fluid/Electrolyte Immunology Hematology Neuro Endo GI BHP Bisphosphonates KCitrate Medications Exercise Other Vehicle/Mission Duration Food System Radiation EVA Schedule Christmas Day 2008 Mesquite grilled tuna in a lemon and garlic ginger marinade Stuffing (cornbread stuffing, cooked onions & garlic in olive oil, rehydrated sausage, honey) Russian crab salad (eggs, corn, mayo, horseradish) New Year’s Day 2009 Black bean salad (cooked onions, corn, re-hydrated sun-dried tomatoes, honey, balsamic vinegar) Mexican scramble (eggs, potatoes, cheese, breakfast sausage links, rehydrated sundried tomatoes, cooked onions and garlic, and picante sauce on a tortilla) Energy Intake Inadequate food intake will compromise crew health and performance Intake of all nutrients is dependent on the adequacy of energy intake Energy SLAMMD Vitamin D Smith et al., J Nutr, 2006 Smith et al., J Nutr, 2005 Polar Vitamin D: Winter 2007 25(OH)Vit D (nmol/L) 100 2000 IU/d 1000 IUd 400 IU/d No pills 80 60 40 20 0 Pre 2 3 Session Smith et al., AJCN, 2009 Polar II: Winter 2009 2,000 IU/d 10,000 IU/wk Vitamin D, Calcium Immune Markers Bone Human Body Diet Stomach and Intestines Feces Secretion Absorption Bone breakdown Bone formation Excretion Calcium Pools Deposition Bone Urine Excretion Resorption Potential Countermeasures Nutrition Exercise Pharmacology Gravity • N-telopeptide • Helical peptide Nutrition and Bone Nutrition and Bone NEEMO Iron, Oxygen, and EVA Radiation/oxygen issues have implications for cataracts and other health issues. Earth Benefits Research Countermeasures Technology Education/Outreach Education/Outreach