Protein & fitness insights

The Protn Blog

Nutrition · June 11, 2026 · 5 min read

Is the protein goal your app generated actually accurate?

Most calorie tracking apps generate a protein goal for you automatically. Here's why that number is almost always wrong — and what to use instead.

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Nutrition · June 11, 2026 · 4 min read

How much protein do you actually need?

The fitness world is full of conflicting advice. Here's what the research actually says — and a simple number to aim for based on your goals.

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Habits · June 9, 2026 · 3 min read

Why social accountability beats every other fitness hack

Reminders don't work. Streak anxiety barely works. But seeing a friend ahead of you on a leaderboard? That works every time.

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Nutrition · June 6, 2026 · 5 min read

Why I track protein instead of calories

Calorie counting is exhausting and often counterproductive. Here's why shifting focus to protein alone changed everything — and the science behind it.

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