INSA is a premier Massachusetts cannabis grower and chocolatier celebrated for handcrafted cannabis confections, precision-dosed vaporization cartridges, and premium flower cultivars. Operating standout retail locations in Easthampton, Springfield, Salem, and Pittsfield, INSA is a staple for both medical patients seeking consistent therapeutic relief and adult-use shoppers.

Certified medical marijuana patients shopping at INSA medical locations pay zero sales tax (saving up to 20%) and can access exclusive medical patient discounts and rewards tiers.

Save 20% Tax On Every Purchase With A Massachusetts Medical Card

Massachusetts adult-use recreational sales incur up to 20% tax (10.75% state excise tax + 6.25% sales tax + up to 3% local option tax). Certified medical cannabis patients pay 0% tax on every order, saving between $360 and $840+ each year on average. In addition, registered patients unlock exclusive medical cardholder vouchers ($100 to $200 off) that effectively reimburse the entire evaluation fee.

Frequently Asked Questions