Ingesting nitric oxide capsules supposedly increases blood flow. For example, this Nitric Oxide Supplement (mirror) claims:

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Does ingesting nitric oxide capsules help treating a tendinopathy? (since increasing the blood flow around the tendons may help heal)

I am mostly interested in epicondylopathies (medial or lateral, i.e., tennis elbows and golfer elbows)


  • @Chris NO is a gas; as a signalling molecule it is one thing – given the link, I stopped reading at "Important information. Ingredients: Gelatin (capsule), Magnesium Stearate and Silicon Dioxide." at Franck: Whether it's about NO or this specific pill: please try to reproduce the concrete ingredients, if I am mistaken- but they surely pack not just the gas and the ingredients I read from your link do not provide any of that. Updates to this question are vital. – LаngLаngС May 14 '18 at 0:29
  • Personally, I stop reading when I see words like "It's like a firehouse of muscle-feed." That right there tells me the whole thing is a load of marketing crap. – Carey Gregory May 15 '18 at 1:21
  • @CareyGregory "marketing crap" sometimes promotes evidence-based treatments. – Franck Dernoncourt May 15 '18 at 1:23
  • Really? I kind of doubt that. If there's real value to something it's unlikely that advertising people will be the first to know about it. – Carey Gregory May 15 '18 at 1:33

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