Guyver: The Bioboosted Armor (Japanese: 強殖装甲ガイバー, Hepburn: Kyōshoku Sōkō Gaibā) is a Japanese anime series based on the long-running manga series Bio Booster Armor Guyver written by Yoshiki Takaya. It adapts chapters 1-60 (volumes 1–10) of the manga. The production was done in association with ADV Films and Kadokawa Shoten. It is a remake of The Guyver: Bio-Booster Armor, a 12-part OVA that aired in Japan from 1989 until its discontinuation in 1992, having adapted volumes 1–4 and 3⁄4 of volume 5. The remake is a closer adaptation of the manga and aired from August 6, 2005, to February 18, 2006.

The series aired in North America on December 20, 2010, on the FUNimation Channel.