That statement is partly based on real physiology but heavily exaggerated and misleading.
Yes, the human body can temporarily shift fluid balance, but the idea that you “retain 2.5 kg of fluid per day that you need to flush out” is not a fixed rule.
💧 What’s actually true
Your body’s fluid levels can fluctuate due to:
- Salt (sodium) intake
- Carbohydrates (glycogen stores hold water)
- Hormones (especially in women)
- Heat, sweating, and hydration changes
👉 So yes, weight can change by 1–3 kg in a day, but it’s not “toxic fluid buildup.”
⚠️ What’s misleading in the claim
- There is no standard “2.5 kg excess fluid daily” everyone carries
- It’s not something you permanently “detox”
- Most daily water changes are normal and reversible
🧠 Why you may feel “bloated” or puffy
🧂 1. High salt intake
- Causes water retention
- Common after fast food or packaged snacks
🍞 2. High carb meals
Glycogen storage
- Glycogen binds water (1g glycogen holds ~3g water)
- Leads to temporary weight gain
🩺 3. Hormonal changes
- Especially estrogen and cortisol fluctuations
- Common in both men and women under stress
🪑 4. Sitting too long
- Causes fluid pooling in legs
🚨 When fluid retention is NOT normal
Seek medical advice if swelling is:
- Persistent
- In legs, ankles, or face
- With shortness of breath
Could indicate issues like:
Heart failure or kidney/liver problems.
✅ Safe ways to reduce water retention
- Drink enough water (don’t restrict it)
- Reduce excess salt
- Walk or move regularly
- Eat potassium-rich foods (bananas, leafy greens)
- Sleep well
🧠 Bottom line
Daily weight changes from “fluid retention” are normal—but the idea of a fixed 2.5 kg excess toxin water buildup is not scientifically accurate.
If you want, I can show you:
- How to tell water weight vs fat gain
- Or a simple 2–3 day plan to reduce bloating safely (without detox myths)