Time-Restricted Eating (16:8 Protocol)

What is Time-Restricted Eating (16:8 Protocol)?

Eating all meals within an 8-hour window and fasting for 16 hours. The most sustainable intermittent fasting protocol according to r/intermittentfasting. Beyond weight loss, users report dramatic improvements in mental clarity, stable energy, reduced inflammation, and better relationship with food. The community consensus: start with 14:10 and work down to 16:8 over 2-4 weeks.

Is there evidence for it?

How do you do Time-Restricted Eating (16:8 Protocol)?

1. 1.Choose your eating window (e.g., 12pm-8pm or 10am-6pm)
2. 2.During the fasting window: water, black coffee, plain tea only (no calories)
3. 3.Start with 14:10 for the first two weeks, then narrow to 16:8
4. 4.Don't change WHAT you eat initially — just WHEN. Diet quality comes later.
5. 5.Supplement electrolytes during fasting (sodium, potassium, magnesium) to avoid headaches
6. 6.If you exercise fasted, it's fine — many prefer it for fat adaptation
7. 7.Be consistent: same window daily helps your body adapt faster
8. 8.Weekend flexibility is OK once established — 80% consistency is sufficient

How long does it take?

No extra time — it's a subtraction, not an addition.

Is it hard to start?

Moderate (first 2 weeks are hardest).

This is one entry from the library Shift matches against. It is general information, not advice about you, and nothing on this page came from anyone's conversation.