Though you havnt mentioned the ingredient….i sense that either the ingredients have extreme pH or you have intolerance to it.
Normally when you try new things on skin especially on face ….a patch test should be done on arms to see the tolerance.
Now regarding your rashes ….with VK take energy of
ALL CLEAR SERUM
BEAUTY SERUM
BALANCE SERUM
Charge your drinking water and have this one sip every 10 to 15 min.