List of YouTube channels on anti-aging

Main list

Recommendation: search "aging" on channel by adding "/search?query=aging" to the channel name like here.
37k subscribers, Modern Healthspan
26k subscribers, The Jackson Laboratory
462k subscribers, FoundMyFitness
38k subscribers, Reverse Aging Revolution
49k subscribers, Lance Hitchings
34k subscribers, The Sheekey Science Show
7k subscribers, The Curbsiders Internal Medicine Podcast
9k subscribers, Joel Kahn, MD, Healthy Heart Doc
249k subscribers, Dr Dan Maggs
12k subscribers, Conquer Aging Or Die Trying!
23k subscribers, Chris Kresser
81k subscribers, TheIHMC
33k subscribers, Biohacker Summit
16.4k subscribers, Foresight Institute
23k subscribers, Aging Reversed
3.5k subscribers, Eternal Life Fan
13k subscribers, Brent Nally
8k subscribers, Lifespan News
152k subscribers, Dr Brad Stanfield
131k subscribers, Siim Land
3.36M subscribers, Tom Bilyeu
151k subscribers, Richard Heart
3.34M subscribers, Thomas DeLauer
9.79M subscribers, Dr. Eric Berg DC
272k subscribers, David Sinclair

YouTube channels of famous anti-aging/longevity organizations

3.25M subscribers, Life Noggin. "In late 2021 Lifespan.io took ownership of this popular Youtube channel"[1]. Has f.e. such videos like Live 200 Years? This Is How You Could Do It (722k view).
36k subscribers, Alliance for Aging Research
17k subscribers, Lifespan Extension Advocacy Foundation
11k subscribers, SENS Research Foundation
26k subscribers, 2045 Initiative

h+ or general science /etc channels which have longevity/anti-aging videos:

20.2M subscribers, Kurzgesagt – In a Nutshell
5.8M subscribers, CGP Grey
728k subscribers, Isaac Arthur
42k subscribers, TRANSHUMANIA
7.4M subscribers, SciShow
5.1M subscribers, Seeker
3.25M subscribers, Life Noggin
2.15M subscribers, London Real
2.1M subscribers, Talks at Google
100k subscribers
13.5M subscribers

Also:
Very large channels (~1M+ subscribers) which have no focus on longevity but have interviews with longevity/anti-aging speakers or smth like that. Probably they might be useful to make another longevity interview with them.
14.4M subscribers, PowerfulJRE
7M subscribers, JRE Clips
25M subscribers, WatchMojo.com
2.7M subscribers, Lex Fridman

Very good channels but with low number of subscribers

2.2k subscribers, Longevity. “Aging kills about 110,000 people on average every damn day. This is unacceptable and can change using science and technology” (from description of channel)
2.6k subscribers, Undoing Aging
4.12k subscribers, Perpetual life
4.1k subscribers, G. Stolyarov II

That's really just a very small percentage of such channels, there are much more.

Russian language YouTube channels

10.7k subscribers, Misha Batin. Most popular video 50k views, most popular translation 78k views.
6.9k subscribers, nestarenieRU. Most popular video 30k views, most popular translation 5.4k views.
1.02k subscribers, Open Longevity Live. Most popular video has 451 view, most popular translation - 2.2k views.

See also

https://hpluspedia.org/wiki/List_of_YouTube_channels_and_podcasts <= TODO: see this list
https://www.youtube.com/BrentNally/channels?view=49&shelf_id=7
https://www.youtube.com/Longevia/channels?view=49&shelf_id=4