Table 1: Ten longitudinal human DNA methylation datasets that capture either an aging intervention or an aging event.

Summary of the publicly available human DNA methylation datasets which had multiple timesteps per subject (longitudinal) and which captured an intervention or event during the trial.

Accession #	Reference	Intervention / Event Type	Duration	N
GSE184202	(Petitpierre et al. 2022)	Acupuncture	Hours	11
GSE171140	(Voisin et al. 2020)	High Intensity Interval Training Exercise	4 weeks	36
GSE149747	(Fitzgerald et al. 2021)	Diet, Supplements, Exercise, and Lifestyle	8 weeks	19
GSE63499	(Shade et al. 2017)	Folic Acid Supplements	8 weeks	12
E-MTAB-8956	(Yaskolka Meir et al. 2016; Gepner et al. 2018)	Low Carb Diet and Exercise	1.5 years	30
GSE74548	(Sae-Lee et al. 2018)	Folic Acid and Vitamin B12 Supplements	2 years	14
GSE142536	(Sadahiro et al. 2020)	Intensive Surgery	1 day	30
GSE140038	(Sehl et al. 2020)	Radiotherapy with or without Chemotherapy	Months	72
E-MTAB-12527	(Yaskolka Meir et al. 2021)	Mediterranean Diet with Red Meat	2 Years	81
E-MTAB-12527	(Yaskolka Meir et al. 2021)	Mediterranean Diet with No Red Meat	2 Years	87