About 38,300 results
Open links in new tab
  1. Increasing BH4 | Phoenix Rising ME/CFS Forums

    May 6, 2017 · This study found that a regimen of L-arginine, vitamin C, and vitamin E increased BH4 levels by 32%. Phenylalanine is known to increase BH4 levels by stimulating BH4 production. Ref: 1 …

  2. Is there BH4 supplement/medicine? - Phoenix Rising ME/CFS Forums

    Mar 23, 2013 · I'm homozygous for MTHFR 1298 and also have almost all BHMTs homozygous & both CBS heterozygous so I'm probably very deficient in BH4 since it's not created much and what is …

  3. Tetrahydrobiopterin (BH4) deficiency in CFS and the connection to ...

    Apr 13, 2011 · As I was also tested low for tetrahydrobiopterin (BH4) I did some research on this issue. In fact there are many possibilities to cause BH4 deficiency e.g. genetic issues but this seems to be …

  4. BH4 and the Genetics of ME/CFS - Phoenix Rising ME/CFS Forums

    Jan 24, 2015 · Besides depression, BH4 alleviates anxiety, improves concentration and even helps me to prevent crashes. I took BH4 during an exercise stress test and failed to crash. Bad news for my …

  5. Seeking participants for clinical study: Potential Role of ...

    Nov 12, 2024 · BH4 is necessary for the conversion of phenylalanine to tyrosine by PAH, tyrosine to L-DOPA by tyrosine hydroxylase (TH) leading to the production of dopamine and norepinephrine, and …

  6. Ron Davis Update | Page 14 | Phoenix Rising ME/CFS Forums

    Jun 15, 2022 · From AI Tetrahydrobiopterin (BH4) is a crucial cofactor in the synthesis of dopamine, as it is required for the activity of tyrosine hydroxylase, the enzyme that converts tyrosine to L-DOPA, a …

  7. DISCUSSION: Brain Kynurenine and BH4 Pathways: Relevance to the ...

    Apr 2, 2021 · And unfortunately, BH4 precursors/variants are difficult to get. In Germany, you need to have genetic BH4 deficiency for a prescription of Sapiopterin. I think it can alleviate the trap but if you …

  8. Biogaia Osfortis (l. reuteri) yoghurt recipe and remission anecdote ...

    Aug 9, 2024 · Something like 6 months ago I found a comment on the cfs subreddit discussing making a lactose-free yoghurt with Biogaia Osfortis. They claimed to experience a near remission while taking …

  9. BH4 needed for ammonia detox??? - Phoenix Rising ME/CFS Forums

    Jan 30, 2013 · I've got a question: if I understand correct, according to Yasko BH4 is needed to detox ammonia through the urea cycle. I don't understand this. Ornithine joins with Carbamoyl phosphate …

  10. How to acquire Kuvan (sapropterin, tetrahydrobiopterin, BH4) for ...

    May 2, 2020 · And alternative to Kuvan which is easier to obtain is the BH4 supplement by Ecological Formulas called Pteridin-4. The cost of 60 x 2.5 mg capsules (a total of 150 mg of BH4) is around …