Yes Jack Link's Beef Jerky is real meat and and made with real meat.
There's no fake meat in Jack Link's Beef Jerky and it's pretty healthy to eat it in moderation.
The Jack Link's Beef Jerky is made using inside round beef and the chicken jerky is made with white meat chicken meat.
So yes you are eating real meat when eating Jack Link's Beef Jerky or any other Jerky.
Homemade Beef Jerky is always the healthiest beef jerky when made correctly.
Also eating Beef Jerky including Jack Link's Beef Jerky can help you gain weight if you're needing to increase your weight.