Inject directly into the middle of each bicep muscle head as indicated above:
The first photo represents day 1.
The second photo represents day 2.
The third photo represents day 3.
Make sure that you are lean enough to see the individual muscles clearly so you do not miss the muscle and inject into the fat or in the adjoining tissue.
25gauge to 30gauge half inch (13mm) to 1 inch (25mm) long needles are adequate.
To learn how to use SEOs (Synthol) properly read:
Site Enhancing Oils (synthol) – a how to guide