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This review describes compounds in medicinal mushrooms and how they work in lab and animal studies. It lists many possible effects, such as immune changes, anti-inflammatory and anticancer actions, and names key molecules like polysaccharides (β-glucans), terpenes, and fungal proteins. Most evidence so far comes from in vitro or animal…
Polysaccharide-K (PSK, also called Krestin) is a mushroom extract widely used as an additive in cancer treatment in Asia, especially Japan. Studies over about 40 years report anti-tumor effects in laboratory experiments and in living organisms for several cancer types, but researchers say the exact ways PSK works are not…
