Never heard of that.
BUT for bees stings use bi carbonate of soda and for wasp stings use vinegar.
Because bee stings are acid and the bicarbonate neutralizes it and wasp stings are alkaline so the acid neutralizes it.
they treat bee sting in the 1800 by cold food and snow
I cannot think of any common substance in toothpaste that would have much beneficial effect on even a recent bee sting, let alone one that was already a day old.
Ammonia helps neutralize the acidic venom from bee stings, providing relief from pain and itching. It can also help reduce swelling at the sting site. However, it is important to consult a healthcare professional if you have concerns about a bee sting reaction.
You can use Acetaminophen for your Bee sting.
Bee venom has a pH of around 4.5 to 5.5. The acidity of bee venom can cause a burning sensation and inflammation at the sting site. It is important to remove the stinger quickly to minimize the amount of venom injected.
I prepared for the sting of the bee with an audible sigh.
Bicarbonate of soda helps to neutralize the venom in the bee sting, which is acidic, providing relief from the pain and itching associated with the sting. The alkaline pH of bicarbonate of soda can counteract the acidity of the venom, helping to reduce inflammation and discomfort at the sting site.
Ammonia solution can neutralize the acidic venom of a bee sting, providing temporary relief from pain and itching. It may also help reduce swelling at the site of the sting. However, it may not work for everyone, and some individuals may be sensitive or allergic to ammonia.
Don't use toothpaste for bee stings. Make a paste with water and baking soda and apply that to the site. Be sure the stinger is removed first, if it is still present.
As bee stings are acidic you need to put a akaline on it to neutrilise it. Out of day to day items you can put washing powder or toothpaste other the sting. This may sound weird but it does reduce the swelling, ichyness and pain.
Vinegar.This also works for some jellyfish stings, they use the same kind of sting. I also heard you could use urine.You can also use red-wine vinegar on bee stings.
Remove sting with tweezer, clean wound with soap and water, use a mild antiseptic