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Leave overnight – Sleep with the wrap on for 6–8 hours.
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Rinse in the morning – Wash off with warm water and mild soap.
Important Tips
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Always do a patch test before applying to check for skin sensitivity.
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Avoid applying to broken skin or if you have allergies to any ingredient.
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This method may give temporary inch loss due to water loss, not permanent fat reduction.
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For long-term results, pair with a healthy diet and regular exercise.
Final Thoughts
The Onion + Toothpaste + Ginger + Olive Oil belly wrap is an interesting home remedy that may help temporarily reduce bloating and tighten the midsection overnight. While it’s not a substitute for proper nutrition and exercise, it can be a fun, natural beauty hack to try before a big event when you want your belly to look flatter.