John Hemming's Web Log

The last few days have been quite interesting in the supplements space. We had the FDA banning NMN and the reports that NR may encourage some forms of cancer. FDA says ingredient studied as drug—β-NMN—is excluded from supplements is one of a number of stories which explain how the FDA have concluded that NMN is actually excluded. It wasn't really so much a decision of the FDA actually to ban NMN as a supplement as a reinterpretation of the regulations that found that NMN should not be allowed as a dietary supplement. At the same time we have had Study: Popular dietary supplement causes cancer risk, brain metastasis which is based upon A bioluminescent-based probe for in vivo non-invasive monitoring of nicotinamide riboside uptake reveals a link between metastasis and NAD+ metabolism . The first one was not really something intentional, and may be changed by discussion and/or legal action. It also only has effect in the USA. The second one, however, is more serious and i...

I have been working on improving the health of the cells in my body, with some success, for a while now. This year, however, I have decided to monitor the situation with what are essentially weekly blood tests. I started out the year with blood tests every 4 weeks, but in May I moved to weekly tests. Apart from a short period when on holiday I have had at least one blood test each week since May 5th 2022. I have found this a particularly useful process, but in doing this I have learnt some things that are I think important for others to know. Hence I thought I would write this blog post. I have used a number of different Laboratories. Most Laboratories offer a form of general health screen which covers basic biochemistry and the health of various organs such as the kidneys, liver and heart. The selection of tests often varies in detail, but certain tests such a Creatinine and Haemoglobin tend always to be done. I was concerned, however, that I did not think some of the result...