The present disclosure relates to compositions and methods for helping to manage the lingering symptoms and effects of COVID-19 after recovery. Specifically, the present disclosure relates to sustained release dietary and nutritional supplement compositions and methods to provide ongoing support and symptom management for individuals exposed to SARS-CoV-2 who contacted COVID-19 and later recovered but continue to experience after-effects or lingering symptoms. Specifically, the composition is based on a sustained release ashwagandha extract, alone in a therapeutically effective amount, or in combination with other ingredients.