The skin has more time to absorb the compounds and work effectively. If you smell more in your armpits, try switching to deodorant or antiperspirant. You can try prescription or clinical options, or natural deodorants. Sweating is an essential body function and is perfectly normal.
When the liquid dries, it may smell bad. Most people have smelly armpits sometimes. Sometimes, the effectiveness of a natural deodorant depends entirely on the formula or fragrance and your body chemistry. If you try a scent and find that it smells even worse, then you probably need to switch to a different scent profile.
Dr. Claire Chang, a board-certified dermatologist for Laser Dermatology at Union Square, for information on stinky armpits (including why you can smell angry even after applying a little deodorant and how to stop the stench).