Function Health, which sells $500 annual blood panels, regularly name-drops backers like Matt Damon, Pedro Pascal, and the Hemsworth brothers in press coverage
Huang Q, et al
A healthcare professional may recommend getting blood tests every six months to check liver function and blood glucose levels for people taking vitamin B3 for an extended period

In addition, we used the following genetically engineered mouse strains from the Jackson Laboratory: Rosa26 mT/mG (RRID:IMSR_JAX:007676) 83 , Rosa26 M2rtTA /TetO-H2BGFP mice 84 , doubly transgenic for a reverse tetracycline-controlled transactivator (rtTA-M2) targeted to the Rosa26 locus and a HIST1H2BJ/EGFP fusion protein (H2BGFP) expressed from a tetracycline promoter element (RRID:IMSR_JAX:005104) 24,85 , multicolor reporter line Rosa26 tm1(CAG-Brainbow2.1)Cle ( R26-confetti , RRID:IMSR_JAX:017492) 86 Rosa26 flYFP/flYFP mice (R26-YFP, RRID:IMSR_JAX:006148) 87 , Rosa26 nT/nG (RRID:IMSR_JAX:023035), Nfe2l2 tm1Ywk (RRID:IMSR_JAX:017009), Rosa26 Cas9-P2A-EGFP (RRID:IMSR_JAX:024858) 63 , Notch1 fl/fl (RRID:IMSR_JAX:007181) 88 , LSL Kras +/ G12D (RRID:IMSR_JAX:019104) 83 and Rosa26 flDNM-GFP/wt (RRID:IMSR_JAX:032613 R26-DNM ) 60,89
This extract is commonly used to support recovery and reduce muscle soreness