My 90‑Day Health Reset: Eating for My Blood Type (O) & Intestinal Body Type + Daily Food Journal

by | 2026 Feb 27 | Health

Post Updated On: 2026 Mar 27

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Over the next 90 days, I’m committing to a structured nutrition reset based on two bio‑individual eating frameworks: the Blood Type O Diet developed by Dr. Peter D’Adamo and the Intestinal Body Type Diet by Dr. Carolyn L. Mein. This isn’t about chasing quick results or following trends—it’s a personal experiment focused on improving my health, energy, and overall self‑image through food awareness and consistency. By eating only approved foods and documenting my daily meals, sleep, energy, and mood, and by weekly measuring my weight, I want to better understand how my body responds when I give it exactly what it needs—and nothing it doesn’t.

Introduction: Why I’m Doing a 90-Day Reset

Personal motivation (health, energy, self-image)

Why structure + tracking matters

Framing this as a self-experiment, not a prescription

The Diet Framework I’m Following

Meat

  • Costco Beef Stew meat
  • Trader Joes organic chicken thighs
  • Costco 100% grass feed beef patties (in freezer section)
  • Winco chicken
  • Costco Fish (no more than once a week)

Morning Protein smoothie

Beneficial

  • Naked Pea Protein powder
  • Naked Whey Protein powder
  • Power Greens Blend
  • Kale
  • A2 Milk (normal & organic)
  • Blueberries
  • Watermelon
  • Fuji Apples (not cosmic crisp)
  • Strawberries
  • Olive oil
  • Ginger
  • jalepino
  • Honey – Herbally Grounded
  • Maple Syrup

Avoid

  • Orgain Protein powder
  • Spinach
  • Argula
  • Cinnamon
  • Bananas
  • Beet Kvass left overs
  • Cherries
  • Turmeric
  • Apple Cider Vinegar (just take in morning with peppermint essential oil)

Dairy and Eggs

  • Costco butter
  • Kerrigold butter
  • Costco eggs
  • Avocado Mayonnaise
  • Mayonnaise
  • Kefir

Grains

  • Ezekiel bread
  • Sourdough (without yeast)
  • Basmati Rice
  • Jasmine Rice (once in a while)
  • Sweet Potatoes
  • Purple Potatoes
  • red potatoes
  • Potatoes
  • White flour
  • Wheat flour
  • Almond flour (take a break few days)

Beans & Legumes

Beneficial

  • Black
  • Kidney
  • White
  • Lima
  • Costco Peant Butter

Avoid

  • Pinto
  • Garbanzo
  • Lentils

Nuts

Beneficial

  • Pistachios – 8
  • Cashew – 7
  • Almonds – 7
  • Pecans – 7

Avoid

  • Macadamians
  • Walnut

Kombucha – Fermented Tea

Beneficial

  • Jasmine Tea – 10
  • Oolang Tea – 10
  • White Tea – 10
  • Rooibos (aka Bush, Red or Redbush) Tea
  • Yerba Mate Tea – 7
  • Green Tea – 5

Avoid

  • Black tea

Blood Type O Diet (Dr. Peter D’Adamo)

Core philosophy (food compatibility, inflammation awareness)

Emphasis on approved foods only

What I am intentionally avoiding

Intestinal Body Type Diet (Dr. Carolyn L. Mein)

Focus on digestion, absorption, gut comfort

Why this complements the Blood Type O approach

Why I Combined These Two Approaches

Overlapping principles

Simplicity and consistency

How I decided what “approved” means for me

The Exercise Framework I’m Following

Exercise & Movement: Building Strength, Supporting Recovery

Nutrition is only one part of this 90‑day health reset. Movement, strength, and recovery are equally important. During this experiment, I’m following a consistent, structured exercise routine designed to challenge my body while also prioritizing mobility and long‑term joint health.

Strength & Conditioning: Burn Boot Camp (6 Days per Week)

My primary training comes from Burn Boot Camp, where I attend workouts six days per week. Burn Boot Camp is built around strength and conditioning, alternating training focuses throughout the week so the body is consistently challenged without repeating the same workout twice. [burnbootcamp.com]

What I value most about this structure is:

  • A balance of resistance training and conditioning
  • Full‑body and targeted training days
  • A consistent schedule that supports discipline and habit‑building

From the perspective of this 90‑day experiment, Burn Boot Camp provides the intensity and structure that pairs well with the Blood Type O Diet’s emphasis on physical engagement and strength‑based activity—without me needing to overthink programming or variety.

Daily Pliability & Mobility: TB12 Method (Now NOBULL Nutrition)

In addition to strength training, I’ve made daily pliability work a non‑negotiable part of this reset.

I follow principles popularized through the TB12 Method, which emphasizes muscle pliability—keeping muscles long, resilient, and able to move without restriction—as a foundation for performance and recovery. In 2026, TB12 officially wound down and transitioned its philosophy and products under NOBULL Nutrition, but the core ideas around pliability and recovery remain central to how I approach movement. [tb12sports.com]

My current routine includes:

  • 30 minutes of pliability work in the morning
    This helps me prepare my body for the day and for training, focusing on mobility, softness, and range of motion.
  • 10 minutes of pliability work before bed
    This acts as a daily reset, helping me wind down and release tension accumulated throughout the day.

Rather than viewing pliability as “stretching,” I treat it as movement hygiene—something that supports recovery, consistency, and longevity alongside more demanding workouts.

Why This Matters for the 90‑Day Reset

This combination of:

  • High‑effort strength and conditioning
  • Daily mobility and recovery work

is intentional. The goal isn’t to push harder every day—it’s to train consistently without breaking down.

As I track weight, energy, sleep, and mood throughout this experiment, I want to understand how structured training plus intentional recovery influences:

  • Energy stability
  • Sleep quality
  • Overall physical resilience
  • Mental clarity and stress

Just like nutrition, exercise in this reset is about patterns, not perfection. I’m less focused on peak performance and more focused on sustainable momentum over 90 d

Weekly Fasting

As part of this 90‑day Health Reset, one of the most impactful weekly habits I’m practicing is a 24‑hour fast, used not as punishment or restriction, but as a strategic reset for the Intestinal body type. For Blood Type O individuals, this weekly fast creates space for digestion to rest, insulin levels to normalize, and internal awareness to sharpen—benefits that compound over time when practiced consistently. Just as important as the fast itself is how it’s broken. Each week, I follow a deliberate, digestive‑first approach to re‑enter nourishment, which I outline in detail in my post on https://www.barefootbetters.com/blog/how-to-break-a-24-hour-dry-fast/. Within the context of this 90‑day journey, the weekly fast serves as a rhythm point—supporting gut health, emotional regulation, and metabolic flexibility—while reinforcing the deeper lesson that sustainable change comes from timing, preparation, and respect for the body’s natural intelligence.

My 90-Day Rules & Boundaries

Only approved foods from both systems

No “cheat days” (but flexibility for learning moments)

Hydration, meal timing, and portion awareness

No calorie counting – focus on food quality

Weekly dry fasting for 24-hours

Daily Food Journal Format

Daily Log Template

Date

Meals & snacks (what + how I felt afterwards)

Hunger & cravings notes

Digestion observations

Health Metrics I’m Tracking

Weight

Weekly measurement on the scale

Looking for trends, not perfection

Sleep

Hours slept

Sleep quality (1-5 scale)

Energy Levels

Morning / Afternoon / Evening ratings

Noting crashes or sustained energy

Mood & Mental Clarity

Mood rating (1-5)

Stress, focus, and emotional patterns

Weekly Check-Ins & Observations

Week01 Check-In: Blood Type O + Intestinal Body Type Diet (90-Day Journal)

Week02 Check-In: Blood Type O + Intestinal Body Type Diet (90-Day Journal)

Week03 Check-In: Blood Type O + Intestinal Body Type Diet (90-Day Journal)

Week04 Check-In: Blood Type O + Intestinal Body Type Diet (90-Day Journal)

Week05 Check-In: Blood Type O + Intestinal Body Type Diet (90-Day Journal)

Week06 Check-In: Blood Type O + Intestinal Body Type Diet (90-Day Journal)

Week07 Check-In: Blood Type O + Intestinal Body Type Diet (90-Day Journal)

Week08 Check-In: Blood Type O + Intestinal Body Type Diet (90-Day Journal)

Week09 Check-In: Blood Type O + Intestinal Body Type Diet (90-Day Journal)

Week10 Check-In: Blood Type O + Intestinal Body Type Diet (90-Day Journal)

Week11 Check-In: Blood Type O + Intestinal Body Type Diet (90-Day Journal)

Week12 Check-In: Blood Type O + Intestinal Body Type Diet (90-Day Journal)

What worked well

What felt challenging

Any surprises (physical or mental)

What “Improved Health & Image” Means to Me

Internal health vs. external appearance

Confidence, consistency, self-trust

Why this is about long-term habits, not quick fixes

Disclaimer & Transparency

Not medical advice

Personal experience only

Encouraging readers to listen to their own bodies

What’s Next

How often you’ll update the blog – weekly

Invitation for readers to follow along or reflect on their own habits

Appendix

Daily Health Journal Template

Daily Health Journal
Date
Day
Meals
Breakfast
Lunch
Dinner
Snacks
Hydration (water / tea)
Body Metrics
Weight
Sleep (hours)
Sleep Quality (1–5)
Energy Levels
Morning Energy (1–5)
Afternoon Energy (1–5)
Evening Energy (1–5)
Mood & Digestion
Mood (1–5)
Digestion Notes
Observations / Reflections

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