Delta 8 products, like capsules, the Delta 8 pen, and the Delta 8 disposable vape pens, come in different strengths that depend on the product and the company that makes it. The concentration of Delta 8 in the product can range from as low as 8% to as high as 90%. It is important to check the product label and dosage instructions before using Delta 8 products, and always start with a lower dose to assess tolerance.pens