Do polyphenols in mushrooms fight cancer or cause side effects?

The mushrooms credited with success against cancer belong to the genus Phellinus (Black hoof), Pleurotus (oyster), Agaricus (portobello) , Ganoderma (Reishi), Clitocybe (lapista Nuda), Antrodia, Trametes (Taiwanese mushroom) , Cordyceps (Chinese), Xerocomus (European and North American mushroom), Calvatia (puff ball , Schizophyllum, Flammulina (north America and Europe), Suillus (Boletales.), Inonotus (Chaga Russian Mushroom), Inocybe, Funlia, Lactarius (milk caps), Albatrellus, Russula (brittlegills), and Fomes (Tinder fungus, tinder polypore, tinder conk, Amadou, hoof fungus, and Iceman fungus.).

Mushrooms are anti-oxidant, anti-diabetic, hypocholesterolemic, anti-tumor, anti-cancer, immunomodulatory, anti-allergic, nephroprotective, and anti-microbial agents.

I gave some common names when I could find them among the above list with the scientific classification of that family names. In this list you should recognize two often available at your local store oyster and Portabella. Also Shiiitaki mushroom play a supporting roll in cancer treatments, often strengthening other treatments and has been found effective with prostate cancer cancers and improve the surveil in other cancers. Matika mushroom are also used for cancer and helps through through three pathways: protecting healthy cells, preventing tumor spread, and inhibiting growth.

Why am I not losing weight despite eating 1500 calories daily? Male 24y 161kg 174cm and obese. My calorie tracking is on point, I mostly eat prepackaged food and occasionally cook for myself measuring only the raw ingredients, yes including the oil.