Pippa Campbell Functional Hormone Nutritionist on Instagram: "DHEA (and its storage form DHEAS) are key adrenal hormones It is precursors to oestrogen and testosterone, that support mood, energy, immunity, metabolism, bone health, cognition, and stress resilience. They also help buffer cortisol and play a crucial role in healthy ageing. Testing DHEA (especially DHEAS) matters because DHEAS is more stable in the bloodstream, reflecting long-term adrenal output, stress adaptation, and androgenic a