Low levels of vitamin D have been associated with low mood and behavioral difficulties in children, and psychological difficulties, such as feelings of anxiety, in adults
For the poorest, grazing livestock is an effective way to reduce poverty (Omamo et al., 2006) from the sale of excess foodstuff, fiber, and waste products, especially when livestock are managed in ways that sustain the natural resource base (e.g., increase soil organic carbon content, reduce soil erosion, and integrate crop-livestock systems) (IPCC, 2019)
It can be obtained from foods such as spinach, almonds, and whole grains, or from supplements like magnesium citrate or glycinate
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