Verdict: Is Food Diary Disorder a Good Niche in 2026?
Food Diary Disorder remains a viable KDP niche in 2026. Demand signals are above-average across search and social platforms, while competition is significant — 300 published titles already compete here. Market opportunity: Balanced Market. New entrants can still win with a differentiated angle or narrower sub-niche.
*Est. based on this niche's Opportunity Score (demand ÷ supply ratio across Amazon, YouTube, Reddit, Wikipedia & Google). Illustrative only — not a guarantee of income. Actual results depend on your effort, execution, and market conditions. See our income estimate methodology →
Live Market Signals
Real data pulled from public sources — Updated this week
Balanced Market
Market Opportunity
Demand and existing supply are roughly in balance.
✓ Demand signals here are well above the typical niche.
⚠ Competing here will require real differentiation, not just volume.
✓ Trend data suggests year-round demand rather than a seasonal spike.
✓ Active discussion (25 Reddit mentions) suggests a real, engaged audience.
✓ With 300 titles already published, this market is proven.
Recommendation
Food Diary Disorder is workable, but success depends more on execution than in a wide-open niche — a narrower sub-angle or stronger keyword targeting will matter more here than usual.
Confidence
High
✓ Google Trends ✓ Reddit ✓ Published books
Limited Amazon data.
⭐ Most Impactful Next Step
Focus on underserved long-tail keywords instead of the broad term.
Other ways to improve your odds
⭐⭐⭐ Invest in a premium interior and cover design to stand out in search results.
⭐⭐ Target the specific buyer-search phrases listed above rather than generic titles.
What People Are Asking
Real questions from Reddit threads and Google, Bing & YouTube searches about this niche
Did getting prediabetes make you develop an eating disorder?
Prediabetes can contribute to eating issues, but it's not a direct cause.
Physical injuries and eating disorder - how do people cope?
People cope with therapy, support groups, and stress management.
WIBTAH if I called out my MIL for literally putting my husband last?
This is a family dynamics issue, not directly related to food diary disorder.
Best app for plain food diary?
MyFitnessPal is a popular food diary app.
I'm (28/m) starting to fall for my (24/f) 'wife' and am unsure how to proceed. [Concluded] [Wholesome]?How do you navigate through this conflicting information about diets? I guess I've got a food disorder?Do no harm! MyNetDiary supports healthy eating behaviors?Food diary app that doesn’t track calories?
Why This Niche Works
High YouTube engagement with 37 million views suggests a large audience interested in the topic
Low Amazon autocomplete suggestions indicate a gap in the market for relevant products
Multiple Google and Bing search suggestions imply people are searching for information
Wikipedia articles and published books provide a wealth of information to draw from
Reddit mentions show a community of people discussing the topic and seeking support
🚀 Ready to Start in This Niche?
The tools we'd use to go from idea to first product: