Yes, numerous natural substances have shown anticancer effects. These include:
1. Curcumin: Found in turmeric, it has anti-inflammatory and antioxidant properties. 2. Green Tea: Contains polyphenols like EGCG, which have been shown to inhibit cancer cell growth. 3. Garlic: Contains sulfur compounds that may prevent cancer formation. 4. Cruciferous Vegetables: Such as broccoli and cauliflower, contain glucosinolates that can inhibit cancer cell growth.