Tracking what you eat only helps if the guidance behind it is sound. Every target, score and recommendation in Olvi traces back to published guidance from public health bodies and peer-reviewed research. The sources are listed below, grouped by the feature that uses them.
The same list is available inside the app at Profile → Sources & citations, where each entry opens in the app.
1. Meal Score
How a logged meal is rated for overall nutritional quality.
- Health Canada — Canada’s Food Guide / Canada’s Dietary Guidelines
- Health Canada — Dietary Reference Intakes
- Dietary Guidelines for Americans, 2025–2030
- American Heart Association — Diet and Lifestyle Recommendations
- American Diabetes Association — Standards of Care in Diabetes 2026: Nutrition & Healthy Behaviors
2. Meal Analysis
Identifying foods and portions from a photo, then converting them into calories, macros and micronutrients.
3. Meal Plan
Building suggested daily and weekly meals around your goals and preferences.
4. Magic Meal Prep
Covers Scan a Product, Healthier Swap, Scan Your Kitchen and Scan Receipt — product assessments and swap suggestions.
5. Ask Olvi — AI Coach
Guidance the coach gives in conversation, grounded in what you have logged.
6. Nutrition Goals
Your daily calorie target, macro split and micronutrient targets, and how they adapt as your weight changes.
- Mifflin MD, St Jeor ST, et al. — A new predictive equation for resting energy expenditure in healthy individuals
- Health Canada — Dietary Reference Intakes
- Dietary Guidelines for Americans, 2025–2030
- Obesity Canada — Adult Obesity Clinical Practice Guideline
- American Diabetes Association — Standards of Care in Diabetes 2026: Obesity and Weight Management
7. Exercise Plan
Activity recommendations, exercise intensity and the calories attributed to a workout.
- World Health Organization — Guidelines on Physical Activity and Sedentary Behaviour
- U.S. Department of Health and Human Services — Physical Activity Guidelines for Americans
- Herrmann SD, Willis EA, Ainsworth BE, et al. — 2024 Compendium of Physical Activities
- American Diabetes Association — Standards of Care in Diabetes 2026: Nutrition, Physical Activity and Healthy Behaviours