What Is the 3-Day Diet Plan?
The 3-Day Diet is a short-term meal plan designed for rapid weight loss. This plan consists of carefully selected meals providing approximately 900 calories per day. It aims to help individuals shed excess weight within 72 hours.
How the 3-Day Diet Works
This diet focuses on portion control, low-calorie meals, and a structured menu. By following this meal plan strictly, you may lose between 3 to 6 pounds. Some individuals even report losing up to 10 pounds.
Key Rules for Success
- Consume grapefruit or grapefruit juice at every meal.
- Drink at least 32 ounces of water per day.
- Avoid any additional food items outside the given meal plan.
- Use only salt, pepper, vinegar, lemon, herbs, Worcestershire sauce, soy sauce, mustard, and ketchup for seasoning.

3-Day Diet Menu Breakdown
Each meal is structured to optimize fat loss while maintaining essential nutrients.
Day 1
Breakfast
- Coffee or tea (sugar substitute allowed)
- ½ grapefruit or 4 oz. grapefruit juice
- 1 slice of dry toast with 1 tablespoon peanut butter
Lunch
- ½ cup tuna in spring water
- 1 slice dry toast
- Coffee or tea (sugar substitute allowed)
- ½ grapefruit or 4 oz. grapefruit juice
Dinner
- 3 oz. lean meat
- 1 cup green beans
- 1 cup carrots
- 1 apple
- 1 cup vanilla ice cream
- Coffee or tea (sugar substitute allowed)
- ½ grapefruit or 4 oz. grapefruit juice
Day 2
Breakfast
- Coffee or tea (sugar substitute allowed)
- ½ grapefruit or 4 oz. grapefruit juice
- 1 egg
- 1 slice dry toast
- ½ banana

Lunch
- 1 cup cottage cheese
- 8 saltine crackers
- Coffee or tea (sugar substitute allowed)
- ½ grapefruit or 4 oz. grapefruit juice
Dinner
- 2 franks
- 1 cup cabbage
- ½ cup carrots
- ½ banana
- ½ cup vanilla ice cream
- Coffee or tea (sugar substitute allowed)
- ½ grapefruit or 4 oz. grapefruit juice
Day 3
Breakfast
- Coffee or tea (sugar substitute allowed)
- ½ grapefruit or 4 oz. grapefruit juice
- 5 saltine crackers
- 1 oz. cheese
- 1 apple
Lunch
- 1 boiled egg
- 1 slice dry toast
- Coffee or tea (sugar substitute allowed)
- ½ grapefruit or 4 oz. grapefruit juice
Dinner
- 1 cup tuna in spring water
- 1 cup carrots
- 1 cup cauliflower
- 1 cup melon
- ½ cup vanilla ice cream
- Coffee or tea (sugar substitute allowed)
- ½ grapefruit or 4 oz. grapefruit juice
Does the 3-Day Diet Really Work?
The 3-Day Diet creates a calorie deficit, leading to quick weight loss. However, it does not provide a long-term solution. The weight lost is often water weight rather than fat.
Pros of the 3-Day Diet
✔ Quick weight loss for special events
✔ Simple and easy-to-follow meal plan
✔ No expensive ingredients required

Cons of the 3-Day Diet
❌ Low calorie intake may cause fatigue❌ Weight loss is mostly water weight❌ Lacks long-term sustainability
Final Thoughts
The 3-Day Diet is an effective short-term weight loss plan, but it is not a permanent solution. If you want long-term results, consider a balanced diet with regular exercise. Always consult with a healthcare professional before starting any extreme diet plan.
Would you try the 3-Day Diet? Share your thoughts below!
Published by May Healthy Lifestyle