Weight management involves a complex interplay between metabolism, satiety and energy balance. Fiber-rich products, certain amino acids and substances that support normal metabolism can be a complement to diet and physical activity — but never replace the fundamentals: energy balance, sleep and movement.





No. No supplement replaces energy balance, sleep and movement — they work best as a complement to already healthy habits, not a shortcut around them.
Fiber is studied for its role in satiety and stable blood sugar, which can make it easier to maintain a steady energy balance throughout the day.
Yes, certain amino acids are studied for their role in preserving muscle mass during a calorie deficit, which is different from directly affecting fat burning.