MyFitnessPal Skill

Overview

Enables Claude to use MyFitnessPal for nutrition tracking including viewing food logs, checking calorie and macro totals, and accessing dietary history.

Quick Install

curl -sSL https://canifi.com/skills/myfitnesspal/install.sh | bash

Or manually:

cp -r skills/myfitnesspal ~/.canifi/skills/

Setup

Configure via canifi-env:

# First, ensure canifi-env is installed:
# curl -sSL https://canifi.com/install.sh | bash

canifi-env set MYFITNESSPAL_EMAIL "your-email@example.com"
canifi-env set MYFITNESSPAL_PASSWORD "your-password"

Privacy & Authentication

Your credentials, your choice. Canifi LifeOS respects your privacy.

Option 1: Manual Browser Login (Recommended)

If you prefer not to share credentials with Claude Code:

1. Complete the Browser Automation Setup using CDP mode
2. Login to the service manually in the Playwright-controlled Chrome window
3. Claude will use your authenticated session without ever seeing your password

Option 2: Environment Variables

If you’re comfortable sharing credentials, you can store them locally:

canifi-env set SERVICE_EMAIL "your-email"
canifi-env set SERVICE_PASSWORD "your-password"

Note: Credentials stored in canifi-env are only accessible locally on your machine and are never transmitted.

Capabilities

• View daily food diary
• Check calorie and macro totals
• Access meal history
• View nutrition goals and progress
• Browse food database
• Check weight history

Usage Examples

Example 1: Check Daily Calories

User: "How many calories have I logged today?"
Claude: I'll check your daily totals.
1. Opening MyFitnessPal via Playwright MCP
2. Navigating to food diary
3. Viewing today's entries
4. Summing total calories
5. Reporting remaining vs goal

Example 2: View Macro Breakdown

User: "What's my protein intake so far today?"
Claude: I'll check your macros.
1. Accessing today's diary
2. Viewing macro breakdown
3. Calculating protein total
4. Comparing to daily goal

Example 3: Check Week Summary

User: "How did I do with my nutrition this week?"
Claude: I'll review your weekly nutrition.
1. Accessing nutrition reports
2. Viewing weekly summary
3. Calculating averages
4. Summarizing goal adherence

Authentication Flow

1. Navigate to myfitnesspal.com via Playwright MCP
2. Click “Log In” and enter email
3. Enter password
4. Handle 2FA if required (via iMessage)
5. Maintain session for diary access

Error Handling

• Login Failed: Retry up to 3 times, notify via iMessage
• Session Expired: Re-authenticate automatically
• Rate Limited: Implement exponential backoff
• 2FA Required: Send iMessage notification
• Data Unavailable: Check for logged entries
• Sync Error: Refresh and retry

Self-Improvement Instructions

When MyFitnessPal updates:

1. Document new diary features
2. Update nutrition display options
3. Track food database changes
4. Log new tracking metrics

Notes

• Under Armour account system
• Large food database
• Premium features available
• Syncs with fitness devices
• Barcode scanning on mobile