Exhibit 99.1 FORM 4 JOINT FILER INFORMATION Names of Joint Filers: Chau Hoi Shuen Solina Holly Pioneer Step Holdings Limited Dvorak International Limited Address of Joint Filers: c/o Suites PT. 2909 & 2910, Harbour Centre, 25 Harbour Road Wanchai, Hong Kong Designated Filer: Chau Hoi Shuen Solina Holly Issuer and Ticker Symbol: ChromaDex Corporation [CDXC] Date of Event: 09/30/2022 Signatures of Joint Filers: Chau Hoi Shuen Solina Holly By: /s/ Chau Hoi Shuen Solina Holly ------------------------------- Pioneer Step Holdings Limited By: /s/ Chau Hoi Shuen Solina Holly ------------------------------- Authorized Signatory Dvorak International Limited By: /s/ Chau Hoi Shuen Solina Holly ------------------------------- Authorized Signatory