This laser comb store is a summary of the recommended laser hair regrowth products. Reviews of them can be found within this blog.
Note: Laser combs/handheld devices are ideal for smaller area of hair loss or receding hairline or people who need to travel frequently.
Overhead hair laser is a home treatment ideal for overall hair thinning and larger area of hair loss.
Overhead Hair Laser $549 Handheld Hair Laser $150