Exploring Longevity Molecules and Health Benefits for Lifespan Extension

Substances 0:57 0
“Should I take NR? Should I take NMN? What should I do with Metformin?”

No comments yet.

View all comments (0)
Metabolic health 2:28 0
“Monitoring your blood glucose allows you to see how different foods impact you.”

No comments yet.

View all comments (0)
Gut health 3:58 0
“Athletic Greens is a greens powder developed from a complex blend of 75 vitamins, minerals, and whole foods sourced ingredients. It's filled with adaptogens for calvary, probiotics and digestive enzymes for gut health.”

No comments yet.

View all comments (0)
Substances 6:07 0
“Right, first of all, most drugs are chemicals, okay? But some are naturally occurring and some are freely available over the counter, OTC.”

No comments yet.

View all comments (0)
Substances 6:13 0
“And that's because they've been in our food supply before and the FDA doesn't regulate them. They fall under what's called generally recognized as safe, or GRAS.”

No comments yet.

View all comments (0)
Substances 6:42 0
“You have to monitor yourself, like I have been with my blood work for many years to make sure that you're not hurting parts of your body.”

No comments yet.

View all comments (0)
Substances 6:55 0
“Drugs are regulated molecules because they have the chance to actually cause damage.”

No comments yet.

View all comments (0)
Substances 7:09 0
“Even those that are very safe. Like we'll talk about Metformin.”

No comments yet.

View all comments (0)
Substances 8:10 0
“And so we're going to talk about NAD boosters. We're going to talk about Metformin, berberine, rapamycin, spermidine, resveratrol, fisetin and quercetin, and probably a few others.”

No comments yet.

View all comments (0)
Substances 12:08 0
“NAD stands for nicotinamide, which is vitamin B3, and adenine dinucleotide.”

No comments yet.

View all comments (0)
Substances 12:48 0
“It activates the sirtuins and the sirtuins are these defensive enzymes that, like the Pentagon, send out the troops.”

No comments yet.

View all comments (0)
Substances 13:45 0
“NR stands for nicotinamide riboside. So that's the vitamin B3 plus the sugar.”

No comments yet.

View all comments (0)
Substances 13:56 0
“NR has been taken over the counter or through websites for, what, since 2014, either solely just as a capsule or there's some companies that sell it in combination with other molecules.”

No comments yet.

View all comments (0)
Substances 17:11 0
“NR, when given to mice, extends their lifespan by about 9%.”

No comments yet.

View all comments (0)
Substances 18:59 0
“NR doesn't seem to be as effective as NMN.”

No comments yet.

View all comments (0)
Substances 19:59 0
“With NR there've been a handful of studies in humans showing that low dose, 250 milligrams per day, up to a pretty large dose, a gram a day, does raise NAD levels, but it takes about 9 to 10 days to get to those peak levels.”

No comments yet.

View all comments (0)
Substances 22:03 0
“NR is more popular because it's cheaper to make. It doesn't have that phosphate which can be expensive to put on the molecule through chemistry.”

No comments yet.

View all comments (0)
Substances 22:52 0
“When we supplement with NMN, when NMN is given to organisms in the lab, what's happening?”

No comments yet.

View all comments (0)
Substances 24:18 0
“Shin Imai showed that it actually was pretty good at slowing down the effects of aging, but he stopped the experiment because he ran out of NMN.”

No comments yet.

View all comments (0)
Substances 24:36 0
“We've reported that out in the scientific community. They seem to be younger, having better activity, better mitochondrial function. They run further. The lifespan looks promising. We've done it once and they do live longer on NMN.”

No comments yet.

View all comments (0)
Substances 24:49 0
“The doses are out 400mgs per kg.”

No comments yet.

View all comments (0)
Substances 26:46 0
“I know a fair bit about the effect of NAD boosters in humans because I'm helping a group that is actually doing clinical trials at Harvard Medical School and they've been giving a molecule that's similar to NMN to subjects for many years now.”

No comments yet.

View all comments (0)
Substances 27:00 0
“First of all, importantly, there's been no evidence of any negative side effects.”

No comments yet.

View all comments (0)
Substances 27:32 0
“Yoshino et al. in 2021 showed increase insulin stimulated glucose disposal.”

No comments yet.

View all comments (0)
Substances 30:29 0
“NAD IVs, do they work? My answer has to be we don't know yet.”

No comments yet.

View all comments (0)
Substances 31:07 0
“Alcohol dehydrogenase needs NAD. And so what's probably happening is when you wake up with a hangover, you lack NAD, your liver is depleted, and if you take NMN or NR, you can raise those levels back up, get your liver working again, and get rid of the excess alcohol.”

No comments yet.

View all comments (0)
Substances 32:56 0
“Just swallowing it is enough in our studies to raise NAD by two to three fold.”

No comments yet.

View all comments (0)
Substances 33:46 0
“There has been some concern around the use of NAD boosters when it comes to the potential that it might stimulate cancer growth.”

No comments yet.

View all comments (0)
Substances 37:11 0
“The one that was the best at the time, which activated 13 fold Sirt-1 activity was resveratrol.”

No comments yet.

View all comments (0)
Substances 37:51 0
“You can't drink enough red wine to get the kind of doses that are efficacious.”

No comments yet.

View all comments (0)
Substances 38:29 0
“The minimum that I've seen is 250 milligrams a day. And some people take 1000 or 2000 milligrams a day.”

No comments yet.

View all comments (0)
Substances 39:03 0
“Resveratrol is the equivalent of brick dust, it's really insoluble.”

No comments yet.

View all comments (0)
Substances 41:06 0
“Resveratrol has been shown to reduce fasting glucose and significantly increase insulin sensitivity.”

No comments yet.

View all comments (0)
Substances 42:33 0
“French can eat high-fat foods and with this glass or two of red wine every day, it helps mitigate the effects.”

No comments yet.

View all comments (0)
Substances 42:55 0
“drinking red wine over 30 years could have a cumulative effect and a buildup in the body.”

No comments yet.

View all comments (0)
Substances 43:00 0
“red wine has more than resveratrol and it has some of these other xenohermetic polyphenols that we talked about in earlier episodes that could give a combination effect.”

No comments yet.

View all comments (0)
Substances 43:26 0
“these are fisetin and quercetin. And both in addition to being serotonin activators potentially also seemed to have this other property to them that is making them sort of like a hot number now.”

No comments yet.

View all comments (0)
Substances 44:14 0
“They do in the dish and in mice and there even some human studies now that show that killing off these senescent cells in the body can improve health. And ultimately, we think, could extend lifespan.”

No comments yet.

View all comments (0)
Substances 45:14 0
“That was discovered first as a senolytic by Jim Kirkland at the Mayo Clinic who combined it with a drug called dasatinib and together those two molecules are potent killers of senescent cells.”

No comments yet.

View all comments (0)
Substances 48:45 0
“So that's how mTOR was discovered. And when you give animals rapamycin, you're mimicking low protein intake.”

No comments yet.

View all comments (0)
Substances 49:16 0
“And that brings us to another drug, spermidine, which is also working on this autophagy process.”

No comments yet.

View all comments (0)
Substances 50:02 0
“There's a new study that was really compelling. If you give spermidine to mice, either when they're young or even late in life, they live longer and they have better heart function or other youthful capacities.”

No comments yet.

View all comments (0)
Substances 50:50 0
“They were giving people 1.2 grams per day over three months and there was significant enhancement of memory.”

No comments yet.

View all comments (0)
Substances 52:16 0
“Metformin works by activating AMPK.”

No comments yet.

View all comments (0)
Substances 54:01 0
“In worms it's extended lifespans, 30 to 40 days, which is no small amount of extension for a worm.”

No comments yet.

View all comments (0)
Disease prevention 55:30 0
“Metformin lowers the risk of all those other diseases.”

No comments yet.

View all comments (0)
Disease prevention 55:59 0
“The targeting of aging by Metformin study run by [indistinct] down at Albert Einstein College of Medicine, this is a very large study over many different institutes and hospitals.”

No comments yet.

View all comments (0)
Disease prevention 58:11 0
“Metformin has some downsides. One is that it can cause lactic acidosis, which is quite a severe condition. It can be fatal.”

No comments yet.

View all comments (0)
Body weight 58:21 0
“The biggest thing that happens to them is that they have an upset stomach, lack of hunger, which can actually be a good thing if you want to lose weight as well.”

No comments yet.

View all comments (0)
Body weight 59:40 0
“Metformin doesn't make a big difference to muscle size. It probably makes a difference if you're trying to win Mr. Universe. But other than that the difference is really slight.”

No comments yet.

View all comments (0)
Substances 1:00:47 0
“That's berberine. - That's right. This is a molecule from the plant world bark and roots. You can find it's a yellow substance. Again, it's fairly insoluble. So if you want to take it, take it with some food.”

No comments yet.

View all comments (0)
Substances 1:01:05 0
“Specifically what it does, is it, again, it binds to this complex one and reduces chemical energy in the body. And in reaction this mitohormesis is to amplify up mitochondria and make the body more sensitive to insulin and lower the blood glucose.”

No comments yet.

View all comments (0)
Substances 1:01:47 0
“In mice berberine will extend the lifespan of mice treated with chemotherapy and have a pretty big lifespan extension of normally aged mice. That's also true in fruit flies.”

No comments yet.

View all comments (0)
Substances 1:05:09 0
“I take one gram of NMN every morning along with my resveratrol. The reason is in humans we know that that doubles NAD levels which is important because someone my age has half the levels of NAD than I did when I was 20.”

No comments yet.

View all comments (0)
Substances 1:06:02 0
“I take 800 milligrams of Metformin at night because doctors tell me that it's a good time simulate a fast.”

No comments yet.

View all comments (0)
Substances 1:06:42 0
“I went on NMN and things were somewhat rectified.”

No comments yet.

View all comments (0)
Substances 1:06:42 0
“And then I added Metformin and they really got back to my optimal.”

No comments yet.

View all comments (0)
Substances 1:06:57 0
“I pause Metformin. It doesn't sit well in my stomach anyway. So on days where I know next day I'm going to exercise and lift weights, I might skip Metformin that night before.”

No comments yet.

View all comments (0)
Substances 1:07:13 0
“And just the last few months I've added spermidine to my protocol and we'll have to see how my numbers look on Inside Tracker.”

No comments yet.

View all comments (0)
Substances 1:07:44 0
“You are also periodically taking fisetin, quercetin, aimed at senescent cells.”

No comments yet.

View all comments (0)
Substances 1:08:04 0
“Let's take this morning through night just really quickly. Resveratrol, one gram. - In the morning with yogurt or olive oil.”

No comments yet.

View all comments (0)
Substances 1:08:21 0
“And then in the evenings, if you're not working out the next day, Metformin. How much? - 800 milligrams.”

No comments yet.

View all comments (0)

Most important takeaways of the video

  1. NR (Nicotinamide Riboside), NMN (Nicotinamide Mononucleotide), and Metformin are substances discussed for aging and longevity, with NR showing a 9% lifespan extension in mice.
  2. Monitoring blood glucose helps understand how foods affect metabolic health, aiding in tailored dietary choices.
  3. Athletic Greens, a greens powder, contains probiotics and digestive enzymes for gut health.
  4. A range of substances like NAD boosters, Metformin, berberine, rapamycin, spermidine, resveratrol, fisetin, and quercetin are linked to health span and lifespan enhancement.
  5. Resveratrol, berberine, and spermidine have shown potential

Overview of Substances Discussed in Video

Substances: NR, NMN, and Metformin

David Sinclair addresses common substances like NR (Nicotinamide Riboside), NMN (Nicotinamide Mononucleotide), and Metformin, frequently mentioned in the context of aging and longevity. Research has explored their benefits for health span extension, although their efficacy can vary. NR has been available as a dietary supplement since 2014 and has shown to modestly improve lifespan in mice. NMN appears to be more effective in raising NAD levels than NR, enhancing mitochondrial function and potentially extending lifespan in preliminary animal studies. Metformin, traditionally used for diabetes management, has also been implicated in lowering risks of several diseases and possibly extending lifespan, though it requires cautious use due to its side effects like gastrointestinal upset.

NAD Boosters and Related Molecules

NAD boosters enhance biochemical reactions essential for cellular energy and defense against stress. Discussions include the impact of these substances in clinical settings, with ongoing trials at Harvard Medical School showing promising results without evident negative side effects. NMN in particular has been highlighted for its role in insulin sensitivity and age delay, reflecting broader findings in molecules that interact with metabolic pathways.

Metabolic and Gut Health

Blood glucose monitoring can significantly impact dietary management, helping to tailor personal health choices better. Devices like continuous glucose monitors are recommended for observing individual food response effects on metabolic health. Products like Athletic Greens offer a blend of nutrients supporting gut health through probiotics and digestive enzymes, suggesting regular consumption for maintenance of overall well-being.

Resveratrol and Lifestyle Effects

The impact of resveratrol, a component found in red wine, is noted for its potent activation of Sirt-1, promoting longevity at molecular levels. However, practical consumption of resveratrol for health benefits would require intake much beyond that available through moderate wine consumption, making supplements a more viable option. Additionally, other polyphenols present in red wine might also contribute synergistically to health benefits.

Emerging Research and Recommendations

Research continues to explore the broader potential of these substances, with varying doses and combinations used in both human and animal studies to gauge their health impacts. For instance, spermidine has shown promise in enhancing cognitive functions and heart health in mice, with ongoing studies to confirm similar benefits in humans.
Common recommendations include cautious use with consistent monitoring to mitigate risks, particularly for substances like Metformin and new incorporations like spermidine into health regimens. The dynamic field underscores a personalized approach to supplementation, emphasizing professional consultations and careful consideration of existing medical conditions.