Dr Costa's top three recommended products for strengthening your immune system are:
#1 the Liquid Multivitamin as the foundation to maintaining optimal nutritional levels.
#2 Immune Health, a robust formula of vitamins, minerals, herbs and unique herbal complexes. Featuring graviola leaf, raspberry, green tea leaf, tumeric, beta-glucans 1,3 and 1,6, cat's claw, garlic bulb powder, panex ginseng, lycopene, quercetin, pine bark, grape seed, pomegranate extract, a unique herbal complex blend, a mushroom complex blend, arabinogalactan and olive leaf.
#3 Vitamin D3 5000 IU, widely studied during the COVID-19 pandemic and shown that sufficient blood values of Vitamin D protect against severe illness and death.