The Field Journal

Notes From the Trailhead

Deep dives on animal-based nutrition, hormones, training, and eating like your great-grandfather.

Mar 04, 2026

Carnivore Diet Diarrhea and Digestive Issues: Why It Happens and How to Fix It

Carnivore diet diarrhea usually starts within the first few days and resolves within 1-3 weeks. The primary cause is bile acid overflow — your body suddenly needs to digest significantly...

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Mar 04, 2026

Carnivore Flu: Symptoms, How Long It Lasts, and How to Fix It Fast

Carnivore flu is the collection of symptoms — headaches, fatigue, brain fog, muscle cramps, irritability, and insomnia — that hit during the first 1-2 weeks of the carnivore diet. It's...

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Mar 04, 2026

Dirty Carnivore Diet: What It Is, Food List, and Who It's Actually For

The dirty carnivore diet follows the same core rule as standard carnivore — only animal foods — but allows processed meats, fast food (no bun), convenience items, and doesn't worry...

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Mar 04, 2026

30-Day Carnivore Diet: Complete Meal Plan and What to Expect Week by Week

A 30-day carnivore diet challenge follows a simple structure: week 1 focuses on adaptation and eating enough, week 2 introduces variety and meal prep, week 3 adds organ meats, and...

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Mar 04, 2026

30-Day Carnivore Diet Meal Plan: 7-Day Menu + Food List

The carnivore diet food list includes all animal products — beef, pork, poultry, fish, eggs, organ meats, and animal fats. Dairy is optional depending on your tolerance and version. Everything...

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Mar 04, 2026

The Carnivore Diet: Complete Guide to All-Meat Eating

The carnivore diet is an all-animal-food eating pattern — meat, fish, eggs, organ meats, and sometimes dairy — with zero plant foods. It's essentially an elimination diet taken to its...

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Feb 22, 2026

Best Beef Protein Powder Brands: An Honest Comparison

The best beef protein powder should disclose its protein source, amino acid profile, ingredients, allergens, and testing. A useful comparison separates complete-protein blends from collagen-rich formulas, then weighs flavor, sweetener,...

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Feb 22, 2026

PaleoPro vs Transparent Labs Beef Protein

PaleoPro and Transparent Labs both sell grass-fed beef protein powders without dairy. PaleoPro provides 26 grams of complete protein from beef isolate plus egg white and contains egg. Transparent Labs...

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Feb 22, 2026

Monk Fruit vs Stevia vs Sucralose in Protein Powder

Monk fruit, stevia, and sucralose are high-intensity sweeteners used in protein powder. All can reduce added sugar, but they differ in source, regulation, and sensory profile. No one sweetener tastes...

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Feb 22, 2026

Egg White Protein: Benefits, Protein Per Egg, and How It Compares

Egg white protein is a complete protein with a perfect 1.0 PDCAAS score, all nine essential amino acids, zero dairy, zero carbs, and zero fat. It was literally the original...

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Feb 22, 2026

Beef Testicle Supplement: Benefits, Research, and What to Expect

Beef testicle supplements — also called orchic extract or bovine orchic substance — are freeze-dried capsules of desiccated bull testicle. They provide zinc, selenium, B12, protein, and cholesterol (the precursor...

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Feb 22, 2026

Beef Liver Supplement Benefits: Why It's Nature's Multivitamin

Beef liver is the single most nutrient-dense food on the planet. One 3 oz serving delivers 2,944% of your daily B12, 731% of your vitamin A, and meaningful amounts of...

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