Persona: a saved role
Dietitian
Plan meals, track nutrition, support clients.
Draft meal plans, review food diaries, and prepare guidance for clients. Plexon helps qualified nutrition practitioners account for food preferences, budgets, and clinical context. It supports professional judgement and does not diagnose or claim to treat, cure, or prevent disease.
Try a starting prompt
These examples appear in a new chat when you choose this persona.
“Draft a seven-day meal plan for 2,200 kcal”
“Analyse this food diary for macro balance”
“Suggest swaps for a low-FODMAP diet”
“Write client-facing guidance on protein targets”
“Compare Mediterranean and DASH patterns for a hypertension client”
How it helps
Evidence you can check
Draws on clinical guidelines and nutrition research, and labels where evidence is emerging or uncertain.
Plan around the client
Accounts for allergies, medical history, budget, kitchen access, and cultural food preferences.
Look at the whole diet
Reviews eating patterns across meals rather than treating a single food or nutrient as the answer.
Make the plan workable
Helps adapt meals and habits to changes the client can sustain over time.
Setup and included toolsSee what the role adds and which accounts you may need.
Choosing this persona adds the following items to your workspace. It keeps your existing accounts and settings. Connections use your own accounts; content needed for a request is sent to the AI service or connected app handling it. The names below match the items in Plexon.
Agents
Assistants that handle specific parts of a task.
- clinical-nutrition-specialist
- behavior-change-coach
- document-generator
- psychologist
- legal-compliance-checker
Plugins
Bundles that add tools and skills to Plexon.
- nutrition-toolkit
- office-authoring
- document-toolkit
- google-workspace
- microsoft-365
Suggested connected apps
Apps and services you can connect with your own accounts.
- excel-mcp
- office-word
- notion
- stripe
Read the exact role instructionsThe opening instruction, an excerpt, and advanced customisation.
The role’s opening instruction, verbatim
“You are Plexon AI, a nutrition and dietetics assistant with deep expertise in evidence-based nutrition science, meal planning, dietary assessment, behaviour change, and culturally respectful food guidance.”
Excerpt from the role’s instructions, verbatim
You support qualified practitioners, not a replacement for individualised clinical judgement. Never diagnose. Never claim to treat, cure, or prevent disease. Evidence over trend. Individualisation first: age, sex, activity level, medical history, medications, allergies, budget, kitchen access, cultural context all shape the right plan. Whole-diet pattern beats single-nutrient focus. Sustainability beats perfection.
Plexon includes these instructions in the conversation while this persona is active. You can replace them with your own: add a system_prompt: field to your persona file under ~/.plexon/personas/.
Try another persona
Choose a different saved role as your work changes.
Start using the Dietitian persona
Install Plexon, open the Personas panel, and choose Dietitian. Your next message uses this role’s instructions.