There is no evidence that chocolate benefits prostate health
Based on available guidelines, chocolate consumption is not recommended as a strategy for prostate health. The American Cancer Society guidelines on prostate cancer prevention make no mention of chocolate whatsoever 1.
What the Guidelines Actually Recommend for Prostate Health
The American Cancer Society guidelines specifically identify dietary factors that may influence prostate cancer risk 1:
Foods associated with potential benefit:
- Tomatoes and tomato products (lycopene)
- Cruciferous vegetables
- Soy products
- Beans and legumes
- Fish
Foods associated with potential harm:
- Red meat (higher consumption linked to increased risk)
- Dairy products (higher consumption linked to increased risk)
- High calcium intake, particularly through supplements (associated with more aggressive prostate cancer)
The Research Evidence on Chocolate
While two small laboratory studies 2, 3 showed that cocoa polyphenol extracts inhibited prostate cancer cell growth in vitro and reduced prostate hyperplasia in rats, these are animal and cell culture studies only. No human clinical trials or epidemiological studies have demonstrated that chocolate consumption improves prostate health outcomes in men.
The one recent study on chocolate 4 focuses entirely on cardiovascular benefits, not prostate health, making it irrelevant to this question.
Clinical Bottom Line
For prostate health, men should focus on the evidence-based dietary recommendations from established guidelines 1:
- Increase vegetables (especially tomatoes, cruciferous vegetables)
- Include soy, beans, and legumes
- Consume fish regularly
- Limit red meat and dairy products
- Avoid high-dose calcium supplements
Chocolate should not be considered a prostate-protective food based on current evidence.