Optimum's distinctive formula blends carefully selected natural extracts from mushrooms such as Cordyceps sinensis, Ganoderma lucidum and Hericium erinaceus, together with Spirulina algae and elderflower (Sambucus nigra). This unique combination is enriched with a vital assortment of vitamins and minerals, making Optimum a powerful dietary supplement. Optimum is committed to sustainability. The ingredients are natural and organic. The capsules are plant-based and the packaging is eco-friendly.