PepGuide: Peptide Tracker
Peptide Advisor & Calculator
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Build smarter supplement stacks based on your goals, not guesses.
PepGuide helps you understand which supplements align with your goals, which ones conflict, and how each compound interacts when used together. Whether you're focused on muscle growth, fat loss, recovery, mood, longevity, or general wellness, the app gives you clear, evidence-informed insights tailored to what you want to achieve.
Start With Your Goal
Choose your goal and instantly see:
Supplements that support your goal
Supplements that may work against it
Neutral supplements that can fit depending on your stack
Research-backed context for why they help or hinder
PepGuide simplifies complex supplement science so you can make confident decisions.
Test & Compare Stacks
Easily build custom supplement stacks and see:
How well your stack aligns with your selected goal
Where your ingredients may overlap, conflict, or cancel out
Synergies and potential issues based on known mechanisms
Strengths and weaknesses vs. other user-generated stacks
Experiment, optimize, and refine—all inside the app.
Compatibility Insights
PepGuide shows you:
Which supplements play well together
Which combinations may reduce effectiveness
Where timing or dose adjustments matter
And which stacks are commonly used for your goal
It’s like having a research assistant that highlights the best ways to combine supplements safely and effectively.
Learn From the Community
See how your stack compares to:
Top-rated stacks for your goal
Popular combinations across the app
What others are experimenting with
Get inspiration and learn from real patterns.
Clear, Expert-Styled Explanations
Every supplement profile includes:
What it does:
Mechanisms & expected effects
Pros, cons, and safety notes
When and how people typically use it
What goals it tends to support
What goals it may work against
Zero fluff. Just clarity.
Disclaimer
PepGuide provides educational information only and does not offer medical advice. Always consult a healthcare professional before using supplements.
Subscription Required for Premium Features
PepGuide includes optional auto-renewing subscriptions that unlock premium features. A subscription is required to access advanced supplement grading, including detailed grades for individual supplements, comprehensive grading of entire supplement stacks, and comparisons of your supplement stack with those used by other individuals. You can explore general educational content in the app without a subscription, but premium analysis and comparison features are available only with an active subscription.
Terms of use:
https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Fixed notification bug
The developer, GOAT STEW LLC, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Purchases
- Usage Data
Data Linked to You
The following data may be collected and linked to your identity:
- Health & Fitness
- Contact Info
- User Content
- Identifiers
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Purchases
- Usage Data
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- GOAT STEW LLC
- Size
- 28.9 MB
- Category
- Health & Fitness
- Compatibility
Requires iOS 26.0 or later.
- iPhone
Requires iOS 26.0 or later. - iPad
Requires iPadOS 26.0 or later. - Mac
Requires macOS 26.0 or later and a Mac with Apple M1 chip or later.
- iPhone
- Languages
- English
- Age Rating
13+
- 13+
- Contains
User-Generated Content
Health or Wellness Topics
Social Media
- In-App Purchases
Yes
- Weekly Access $4.99
- Yearly Access $99.99
- Monthly Access $14.99
- Yearly Offer — 80% Off $19.99
- Copyright
- © 2025 Goatwood