Pumpkin also contains the highest concentration of salicylic acid of any plant, which is a beta - hydroxy acid. (projectwellnessnow.com)
If you're blemish prone and don't have reactions to products with salicylic acid in them, give this a go! (juicebeauty.com)
In products containing salicylic acid concentrations of 0.5 % to 2 %, it is considered an active ingredient, an «over the counter» drug, meaning you can buy the finished product straight from the shelves. (gramercyskincare.com)