Cannula and needles are two main delivery methods primarily used to perform medical procedures involving injectables. Implementing modern metal cutting technology, nanoneedles have been designed to assist dermatology treatments by reducing injection pain, bleeding and swelling. All manufacturing process and technologies prioritizes safety and stability for less subcutaneous tissue damage and pain. Cannulas are longer and more flexible injectable, allowing precise control of dosage at minimum injection sites. Needles are better suited for cosmetics treatments that cover deeper level of medication placement. Ideal for more viscous substances, however, requires a certain level of control for maximum results. Often used for dermal filler injects which get to only top layers of the skin, a cannula needle can be an option when wishing to avoid post-procedure drawbacks such as bruising. Cannulas and needles come in different tips and shapes, depending on the aesthetic purpose and needs, choosing the right delivery method is important for administering medication or facial rejuvenation.