There are many markets online to get your first high protein bars. I also suggest you start eating whey protein bars since it contains no sugar and low carbs. So where do you get it ?
Here is my recommendation: HYP - Buy Protein Bars Online
Where to Buy Whey Protein Bars Online?
There are many online sites from where you can easily buy protein online. And you also gain this at your home through salmon.
Try this low carb salmon fish cakes, it is much better for body energy levels.