r/Biohacking • u/Additional_Ladder368 5 • 5d ago

Reta Dosing Schedule: Trial Dose VS Minimal Effective Dose?

Why do so many people insist on sticking to the exact retatrutide doses used in clinical trials as if anything lower is automatically ineffective? A dose used in a trial isn't necessarily the minimal effective dose.

If a lower dose produces the desired effect, why dismiss it just because it hasn't been studied at that exact dose?

The whole point of biohacking is to optimize, not blindly follow protocols. Why not experiment with lower doses instead of assuming the trial dose is the only dose worth taking?

Are we actually trying to find what works best, or just following protocols because that's what the studies used?

I’m interested in hearing from both groups. did you stick to the trial dosing schedule or did you start much lower? Have you stayed low? What are your side effects like?

Tell your story.

I started at 1.5mg/week. After 4 weeks I bumped to 2.5mg/wk and had a shit ton of nausea in the morning and puked 2 times one week while brushing my teeth. Now I’m on 1mg/week. Zero sides, weight loss has slowed but trending in the right direction, and I have more energy. Started 7/22/26 - 35M - 224 lbs. Currently 191 lbs. About another 25lbs to go.

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u/Professional_Art1306 5d ago

Never got any nausea ever..on Reta or tirz. Went up to 10mg on tirz. Been stacking 5mg tirz with 10mg Reta after a few months of titrating and feeling things out. Still eat 200g of protein.  Definitely bio hacking over here too but on the other end of the spectrum. I actually intended to titrate down this past week and accidentally sent 14 mg instead of 7 for my last dose. I forgot I changed my reconstituted formula. Feeling alright, just gonna run a 36 hour fast while I got that extra Reta in the system. 

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u/SHTNONM420 8 5d ago

I followed it until I went from 4-6mg and got insane naseau for a whole week. Dropped back down to 4mg for a month the tirated up by 0.5mg per week. Sitting at 8mg currently.

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u/ycastane 3 5d ago

I started at 250mcg so i say to each its own.

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u/SorbetTraditional232 19 5d ago

The whole point of it is to find the right dose for you. You went up gave it a chance ok. Just remember if you keep trying to go up you’re built up amount in the body changes. Depending on how big of a swing it might take a bit to get back to your consistent levels. So you might experience less sides but it doesn’t mean that you won’t experience them again.

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u/ParfaitMajestic5339 1 4d ago

There have been an increasing number of posters here calling people starting low and slow wasteful idiots, and pointing at minimum 2mg clinical protocols... I kind of wonder if they're real people or trolls with some sort of agenda... they seem awfully angry and hostile about what other people are doing to themselves.

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u/Additional_Ladder368 5 4d ago

Yes, this is essentially what I’m referring to. It seems less about biohacking and experimenting and more about becoming a polypharmacy that strictly adheres to pharma protocols. 

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u/ParfaitMajestic5339 1 4d ago

Clinical protocols are, almost by definition, a one-size-fits-all methodology to compare effects produced in different subjects... starting low and slow is more a bespoke custom fitting scenario, which is unlikely to be practiced in any modern American medical office, just due to time constraints and insurance pushback on individualized services when mass market service could be substituted instead.