The Healthspan Map · Nutrition (Ch9-10)
Anchor foods
What this is linked to
| Nutrient or lever | Direction | Strength | Evidence type | What was found | Source |
|---|---|---|---|---|---|
| Anchor foods | Watch this | Moderate | Review / narrative | Nutrient-dense whole foods supply the iron, B12 and folate needed for red-cell production. | Iron/B12/folate-rich whole foods (opens in a new tab) |
| Anchor foods | Watch this | Emerging | RCT / meta-analysis | Higher ultra-processed intake is associated with greater anxiety (OR 1.48) and mental-disorder symptoms. | Lane et al. 2022 (opens in a new tab) |
| Anchor foods | Watch this | Emerging | Review / narrative | Adequate protein/nutrient intake counters the sarcopenia and frailty that drive falls. | Protein/omega-3/vitD & muscle-function review (PMC6116139) (opens in a new tab) |
| Anchor foods | Watch this | Moderate | RCT / trial | Skipped meals, crash/low-carb dieting and calorie restriction cause transient brain fog via glucose, electrolyte and hydration shifts. | Dieting & brain-fog literature (keto-flu/fasting) (opens in a new tab) |
| Anchor foods | Watch this | Moderate | Review / narrative | A nutrient-dense whole-food pattern protects against the undernutrition and inflammation that mediate fatigue. | Nutritional status & fatigue review (PMC7071235) (opens in a new tab) |
| Anchor foods | Watch this | Emerging | RCT / meta-analysis | Higher ultra-processed intake is associated with greater depression risk (OR 1.44; prospective HR 1.22). | Lane et al. 2022 (opens in a new tab) |
| Anchor foods | Watch this | Moderate | RCT / meta-analysis | Whole-food, fibre-rich meals improve IBS and functional GI symptoms. | Diet & gut-brain axis (IBS) (opens in a new tab) |
| Anchor foods | Watch this | Moderate | Systematic review | Skipping meals, especially breakfast, is associated with migraine; regular meals are standard preventive advice. | Robblee & Starling 2019 (opens in a new tab) |
| Anchor foods | Watch this | Moderate | RCT / meta-analysis | Building meals the DASH way (vegetables, fruit, whole grains, low-fat dairy, nuts) is the most effective dietary pattern for blood pressure. | DASH pattern & BP (NMA) (opens in a new tab) |
| Anchor foods | Watch this | Moderate | Review / narrative | Oats, legumes, nuts and soy foods lower LDL cholesterol; building meals around them helps. | Lifestyle & lipids (Endotext) (opens in a new tab) |
| Anchor foods | Watch this | Emerging | Review / narrative | Irregular meal timing, high added sugar and ultra-processed intake are associated with poorer, more fragmented sleep. | St-Onge et al., "Effects of Diet on Sleep Quality", Adv Nutr 2016 (opens in a new tab) |
| Anchor foods | Watch this | Moderate | Review / narrative | Protein-anchored meals supply the amino acids needed to build and maintain muscle, countering age-related muscle loss. | Protein/leucine/vitamin D & sarcopenia (opens in a new tab) |
| Anchor foods | Watch this | Moderate | Review / narrative | Building meals around protein and fibre raises satiety hormones and diet-induced thermogenesis, curbing overall intake. | High-protein diet weight-loss review (opens in a new tab) |
| Anchor foods | Watch this | Emerging | Review / narrative | Building meals around calcium- and protein-rich foods supplies the minerals and matrix bone needs; protein plus calcium/vitamin D have additive BMD benefits. | Nutritional aspects of bone health (opens in a new tab) |
| Anchor foods | Watch this | Moderate | Review / narrative | Greater Mediterranean-diet adherence is associated with lower ED prevalence and better fertility in both sexes, sperm quality and IVF outcomes, via endothelial and hormonal health. | Dietary factors, Mediterranean diet & ED (ScienceDirect) (opens in a new tab) |
| Anchor foods | Watch this | Moderate | Review / narrative | A nutrient-dense diet supplying vitamins A, C, D, zinc and selenium underpins mucosal and cellular immune defence. | Nutrition & viral respiratory infections (ScienceDirect 2024) (opens in a new tab) |
| Anchor foods | Watch this | Moderate | Review / narrative | A nutrient-dense whole-food diet supplies the protein, antioxidants and fats needed for skin repair and delayed ageing. | Whole-food diet & skin repair (opens in a new tab) |
| Anchor foods | Watch this | Moderate | Cohort / observational | A Mediterranean diet improved OSA indices and symptoms more than standard care, independent of CPAP or weight loss. | OSA & obesity review (PMC10876414) (opens in a new tab) |
| Anchor foods | Watch this | Moderate | RCT / meta-analysis | Higher ultra-processed intake is associated with greater perceived stress and common mental-disorder symptoms; whole-food patterns are protective. | Lane et al. 2022 (ultra-processed food & mental health) (opens in a new tab) |
| Anchor foods | Watch this | Moderate | Review / narrative | A Mediterranean-style pattern is associated with lower thyroid antibodies and inflammation in Hashimoto’s, supporting autoimmune thyroid function. | Micronutrients & autoimmune thyroid review (PMC12372124) (opens in a new tab) |
| Anchor foods | Watch this | Emerging | Review / narrative | Fish and a Mediterranean-style pattern are linked to lower tinnitus (though fish-oil supplements are not) - emerging. | Diet & tinnitus (opens in a new tab) |
| Anchor foods | Watch this | Moderate | Review / narrative | Building meals around fiber, protein and low-glycemic foods blunts glucose spikes and improves glycemic control. | Diet & T2D prevention (Lancet) (opens in a new tab) |
| Anchor foods | Watch this | Moderate | Cohort / observational | Adherence to a Mediterranean diet is linked to lower risk of both early and late AMD. | Modifiable lifestyle & AMD review (PMC11946629) (opens in a new tab) |
| Anchor foods | Watch this | Moderate | Review / narrative | A whole-food/Mediterranean pattern lowers IL-6 and CRP. | Mediterranean pattern & inflammation (opens in a new tab) |
| Anchor foods | Watch this | Moderate | RCT / meta-analysis | A whole-food/Mediterranean pattern lowers IL-6 and CRP. | Mediterranean dietary pattern, inflammation and endothelial function: a systematic review and meta-analysis of intervention trials, Nutr Metab Cardiovasc Dis 2014 (opens in a new tab) |
| Anchor foods | Watch this | Strong | Established clinical | The Mediterranean diet is first-line dietary therapy for fatty-liver disease, and DASH/plant-forward patterns lower kidney-disease progression. | AGA lifestyle guidance (MASLD/NAFLD) (opens in a new tab) |