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Reta and Cagri Stack Dosing Side Effects and Fat Loss Results

89 replies32 peopleJan 14, 2026β˜† Follow
Summary

How do users manage dosing, side effects, and results when stacking Reta with Cagri?

Real-world reports show effective appetite control and steady waist fat loss at moderate doses such as 4 mg Reta plus 1 mg Cagri. Some users pause or lower Cagri when increasing Reta, while others split doses every three days or twice weekly to lessen sides linked to the long half-life. Earlier topics on stalls, protein intake, cycling, and receptor differences continue to surface amid ongoing variability in responses.

What this discussion establishesWhere people disagree

Users differ on titration pace and whether true tolerance develops

Still open

No consensus on upper dose limits or best methods for tracking progress

Nothing here is advice.

89 replies Β· 32 people Β· page 1 of 2
SlowCinder77archiveopening postJan 14

I've always struggled with nonstop hunger that just won't let up. What I want is something to quiet those endless thoughts about food. Recently I've been looking into Cagri after seeing accounts of how well it quiets appetite signals. My own results so far haven't lined up with what I expected though.

I've been on GLP meds for two years. At the moment it's 15mg Tirz each week. Tolerance built fast and I stopped noticing real changes once I passed 10mg. It worked nicely early on but now the impact feels tiny.

I added Sema for a short time hoping it would handle the appetite thoughts. Almost no reaction happened, which made me wonder if the batch was bad. My partner used the same thing and dropped about 60 pounds in six months, calling it life-changing, so it must be real. I quit after a month.

I took a three-month break. Strong hunger came back for a while but then eased. When I restarted Tirz I felt hopeful, yet by week three the lack of effect returned.

After that I tried RETA. It seemed like a waste of effort and cash. I went up to 12mg weekly and felt nothing. Once I'd finished several vials I set it aside.

Now I'm on Cagri. Week one at 0.25mg with the Tirz gave mild stomach unease. Week two at 0.5mg brought nothing worth noting. Week three at 1mg finally showed something, like early Tirz effects that lasted about five days. Week four with the same dose had a short burping urge. Week five had zero signs at all. For week six I'm thinking of trying 1.5mg.

Does tolerance build this fast for these meds? Everyone else I know gets a stronger reaction. My partner does well on 0.5mg sema and my mom sees good results from 7.5 Tirz. I'm not sure what sets me apart. Maybe I'll test higher Tirz amounts since that's the one that helped before, as some people go past 20mg. Has anyone else found Cagri less impressive than expected? Any other tricks that might work better for me? Why do I seem to respond differently from most?

AmberLantern21archiveJan 14

Some folks don't respond much to the usual amounts. Studies looking at bigger amounts are already underway. I've heard about individuals using 30mg of tirz or 20-25mg of reta. One person stayed at 12mg of reta over half a year and saw major cholesterol gains without any weight drop. She's now at 20mg of reta and the weight is coming off. It appears okay to push to higher amounts when needed, provided no bad reactions and doses aren't ramped up quickly.

PatientPebble85archiveJan 14

Maybe I should give orforglipron a try.

AmberLantern21archiveJan 14
↳ replying to @PatientPebble85

Typically that option doesn't perform quite as strongly as the rest. Still personal experiences could turn out stronger for some since the route involved differs quite a bit.

SteadyFenwick51archiveJan 14

These days I'm using five milligrams of Tirz without raising the amount because it's only been two months. Signals of hunger returned by the fifth day so I tried spacing shots five days apart but that proved excessive for me. I therefore resumed seven day intervals while introducing a low dose of Cagri at one hundred twenty five micrograms which I began the previous day. To my surprise intense fullness set in after six or seven hours from the injection. Today being the second day a modest breakfast already leaves me satisfied and sipping water produces the same effect. I have been considering shifting to a five or six day spacing instead.

ClearBeacon24archiveJan 14
↳ replying to @SlowCinder77 (opening post)

I figure four point five milligrams weekly works fine with cagri.

SlowBramble61archiveJan 20

On Saturday I consumed one milligram. After twenty-four hours wow my hunger is so reduced that I stay satisfied throughout the entire day and struggle to consume anything. It's nearly overwhelming.

SlowLedger42archiveJan 20

It appears the original poster is judging outcomes mostly from personal sensations while taking the substance. Did you also monitor your body mass throughout and confirm there were no shifts? Relying only on how hungry you think you are might not give a clear picture. Paying too much attention to hunger signals and thoughts about eating could make those seem more intense just because you're focusing on them. If the scale hasn't moved much over this time like some have pointed out responses differ a lot between individuals. I recall some trial info showing huge differences like one in the control group dropping a lot of weight while others on lower amounts actually added some. Thinking about what would happen if the same individual tried various amounts one after another is tricky but looking at the extremes in each group from those charts gives an idea. For the lowest performers control around plus five percent low dose near minus one mid around minus three higher minus six. For the top ones control minus fourteen low minus thirty and so on up to minus forty two at the highest. Even with the strongest option out there about five percent of folks won't see much change.

IronHarbour69archiveJan 20

Responses to these treatments differ greatly among individuals. One option suppressed hunger immediately, starting from the smallest amounts. However, it caused intense heartburn along with numerous additional problems, which made me discontinue after reaching that level. The alternative has suited me better, staying gentle with only mild tiredness as an issue. Perhaps pairing it with a mix of naltrexone and bupropion would handle the hunger reduction in a separate way.

BlueWillow27archiveJan 20
↳ replying to @SlowCinder77 (opening post)

It might be uncommon, yet those seeing little effect could think about whether antibodies have formed against the substance they're using. Research connected to a certain group pointed out that a single person in their trial showed signs of antibodies targeting the drug. I have no idea about the technical details here. Still, it caught my attention. I've included the document. You'll find the relevant line near the end of page 1241 in the publication, which appears on page 9 in the file I shared that runs to 24 pages total.

SlowLedger42archiveJan 20
↳ replying to @BlueWillow27

This sort of result shows up fairly often in studies like that. Checking the numbers listed in table three from the phase two research, it appears roughly nine percent of those enrolled ended up producing antibodies to the compound. I still don't fully grasp what that detection really implies or how much it matters. What stood out most was that it turned up in a participant assigned to the inactive control arm as well. Could be random variation, some other explanation I'm missing, or maybe that individual obtained the active version outside the protocol. That might account for why they shed a fifth of their starting weight. Then again, perhaps the staff swapped the assignments by mistake. I'd prefer to assume they built in enough verification steps to rule that out.

QuietFenwick11archiveJan 20
↳ replying to @SlowCinder77 (opening post)

Adding cagri on top of tirzepatide or semaglutide seemed helpful in my case, and sometimes both together. I had no problem going over the usual top dosage limit, as others manage fine with 20mg tirzepatide.

SteadyQuill55archiveJan 20

It really upsets me when the benefits don't show up for someone. That kind of outcome would sadden me deeply. Have you checked into any mental aspects yet? Since I have no details about who you are or your situation, I hope this doesn't come across as criticism or assumptions. Yet individuals with a history of binge eating disorder find that changes in physical hunger signals and fullness don't always lead to losing the nonstop desire to consume food. This holds true in my case even while using both of those medications. They help me avoid constantly consuming everything available, yet I still haven't had the experience others describe of placing tasty items in storage and overlooking them entirely.

SharpCinder28archiveJan 21

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SteadyQuill55archiveJan 21
↳ replying to @SharpCinder28

I felt thrilled checking out one of those discussions and figured it was brand new stuff for me to follow, but partway along I noticed I had already been involved. Wow, my recall just isn't as sharp anymore, even though I shouldn't be dealing with this yet.

GreenPebble69archiveJan 29

My experience with tirzepatide at fifteen milligrams per week showed its effects disappearing entirely while weight returned rapidly. After stopping for a couple months and resuming the results stayed absent even after going back up to that dose. An extended pause followed during which I regained nearly everything and ended up close to my starting point. About six or seven months after quitting the first compound I began reta and two milligrams produced intense appetite control right away. It seems the body develops resistance so time away before trying again makes sense.

SteadyFenwick51archiveJan 29
↳ replying to @GreenPebble69

I believe switching over to reta was responsible for much of the effect as it incorporated an additional mechanism in the blend which may have been the solution.

NorthAnchor41archiveJan 29

The stuff quit having any impact on me though maybe it was just an off lot. After wrapping up the last supply I moved over to the new one and got zero hunger control at all. Raising the amount step by step up to four milligrams still left me with no change. I could hand it over to my kid instead. I'm probably dropping it now since I'm leaning harder on steady routines rather than extra hunger control as I near my target. On a different note I tried a two day water fast recently and saw a strong lift in appetite control right after. I normally stick to an eighteen hour fast plus six hours of eating along with one longer water fast lasting two to two and a half days each month. I'm currently at twelve milligrams of the other med though I had gone up to fifteen for a short stretch. I brought the dose back down so weight still comes off at a slow rate of roughly a pound per month while I handle any leftover cravings through better routines.

AmberMarble84archiveJan 29

From what I recall the share of low responders comes to roughly ten or fifteen percent and those seeing nothing sits near five to ten percent. Zero reaction turns out fairly common. Nothing happened for me with the first option yet the other one produced strong results right from the opening injection at the starting level. Reactions differ widely between individuals. Combining approaches occurred to me or exploring other routes or raising the amount.

GreenPebble69archiveJan 29

I feel certain that using the full amount lets it build up until the effect vanishes completely. When that occurs a long pause is required to recover before resuming.

AmberLantern21archiveJan 29
↳ replying to @GreenPebble69

That clashes with what every investigation has revealed so far.

GreenPebble69archiveJan 29
↳ replying to @AmberLantern21

Huh, is that true? Quite intriguing actually. What makes it perform well initially before failing all of a sudden in certain situations? I should look into further details on the subject πŸ˜ƒ

SlowLedger42archiveJan 29
↳ replying to @GreenPebble69

Probably the effective dosage window varies for people who don't respond initially. There tend to be fewer of those at the top dose amounts, which hints that raising the amount turns some of them into responders. We don't really know what to make of it though, because there aren't any proper studies checking non-responders with very high amounts, so the most we'd have is single-person observations. Plus, we don't know whether that would be safe either.

BlueWillow27archiveJan 29

Perhaps the results fade once metabolism rates drop from too little food intake and the system adjusts. Trying reverse dieting helped in my case.

AmberLantern21archiveJan 29
↳ replying to @BlueWillow27

It's common for individuals to mix up a drug no longer functioning properly with it achieving its full potential in certain conditions. True failure would involve regaining every bit of lost mass. Apart from one account in this discussion, reports of that are rare both in groups and studies. Most medicines reach their top performance level regularly. Reduction in weight proceeds up to the stage where the substance and physiology stabilize. After that, perhaps a slight rise happens, but limited and at a slow pace. Achieving further reduction requires modifying other factors such as medication variations, or emphasizing nutrition and movement routines.

SteadyFenwick51archiveJan 30
↳ replying to @SteadyFenwick51

Third week here. The level from week two plus an added eighth didn't give much sensation so I raised it to a quarter and now the effects returned. This gradual pace works for me. Hoping this holds out more than the earlier one. Just updating.

AmberLantern21archiveJan 30
↳ replying to @SteadyFenwick51

The complete outcome from one fixed amount won't show until a month has gone by. Making changes to the level each week stops any chance of reaching a steady condition.

BrightMeadow26archiveJan 30
↳ replying to @AmberLantern21

I've come across accounts from folks who cycle reta where resuming after a break made the effects feel more intense.

SteadyFenwick51archiveJan 30
↳ replying to @AmberLantern21

I get what you're saying. That's the reason I held off increasing until the third week, starting with a smaller amount just to see how it went before bumping it to the usual beginner level of point two five. Thanks for sharing your thoughts.

AmberLantern21archiveJan 30
↳ replying to @BrightMeadow26

Studies spanning many years confirm the results hold steady over time. Folks can't be trusted once solid evidence shows up.

SharpCinder28archiveJan 30
↳ replying to @AmberLantern21

Yeah funny how plenty never reach or keep taking the top allowed medical level.

SlowLedger42archiveJan 30
↳ replying to @BrightMeadow26

It could be accurate, yet that doesn't mean it's particularly helpful in practice. Suppose someone puts on those fifteen pounds after stopping for several months, then getting rid of them again should be simpler upon restarting. Still, this amounts to recovering previous progress instead of advancing further. Similarly, if the body has built up some tolerance from continued use, taking time away might reduce that tolerance. Restarting could then feel more effective at first, though the tolerance would probably build back up pretty quickly. Breaks might be harmless, but I doubt they would lead to more overall loss than remaining on it the whole time.

BrightMeadow26archiveJan 30

I go along with the research findings since I come from a science-heavy education and have formal training in that area. What I shared wasn't my own assertion but rather information from sources I've encountered. It's based on personal stories, I know, yet I also recognize that individuals can respond uniquely to these compounds. For instance, some people react strongly, as I did, while others show little change. Still, during my course, I found it necessary to raise the dosage when progress in shedding pounds halted. It might be resistance building up or perhaps my body adjusting to reduced intake, which could slow metabolism. From what happened to me, I had to gradually reduce it afterward. I'm not ignoring any data, regardless of what studies indicate.

SlowLedger42archiveJan 31
↳ replying to @BrightMeadow26

It's not like we're insisting the study findings represent some absolute unquestionable truth. I enjoy seeing folks come up with fresh perspectives to challenge such ideas. Rather the situation you mentioned where weight reduction plateaus then resumes after raising the amount taken aligns precisely with what these medications typically do. Something that would need a special explanation is if this pattern somehow didn't hold and the reduction continued endlessly without any pause.

BrightMeadow26archiveJan 31

I came across this section in a research article discussing how everyday notions of tolerance to these GLP meds appear to hold up even after experts shared clinical findings. People skipping gradual dose increases or restarting at an earlier level after a break often faced strong unpleasant reactions, such as one who got sick during the night and following morning. Knowing the science of how the drugs function still mattered, but contributors also stressed paying attention to lowered tolerance from a regular user's angle. Thus even those viewing fading results through a thermostat comparison still recommended that newcomers or those returning begin with lower amounts and proceed slowly. The article examines nonprescription use of GLP-1 weight loss drugs by bodybuilders on forums, covering community knowledge, potential harms, and minimization strategies. It is freely available and quite engaging. It also includes thoughts on alternating between various GLPs, which ties more to bodybuilding but might connect to the original poster's question.

SlowLedger42archiveJan 31
↳ replying to @BrightMeadow26

Experimenting with various approaches can certainly prove useful depending on individual circumstances and I share that view. Some mix up around the term tolerance could explain part of the discussion since living organisms often activate protective responses that lower sensitivity when a repeated input grows stronger and this gets called a drop in responsiveness. The statement being referenced actually describes how unwanted reactions to a drug at a fixed amount can intensify once use pauses for some time and this pattern shows up reliably across many cases. Trying to map that exact pattern onto shedding pounds by treating the medication as the starting point and a plateau in results as evidence of fading responsiveness risks drawing incorrect ideas because numerous intermediate processes occur after the injection before any change in body weight appears. It resembles relating pressure on an accelerator to a reading on a dashboard gauge even though surface similarity might suggest fading effect at higher rates the view overlooks slope of the road total load inside the vehicle and similar variables that matter just as much. Brain receptors along with others adjust by lowering sensitivity to the medication signals and that adjustment probably settles into balance long before any slowdown in progress shows up. For someone whose system would eventually drop a set amount of weight from a steady weekly amount at that strength the leveling off might appear only after many weeks while the receptor change itself likely finishes within the first few weeks of consistent use.

CopperMarble87archiveJan 31
↳ replying to @SlowCinder77 (opening post)

Glad you're in this group that goes for the bigger amounts too! Same here, the stronger quantities work better for me while the milder ones fall short. I've pushed nearly every similar compound along with other peptides to their limits. It bugs me when some folks online just don't get what I'm facing and assume it's all about exaggeration or attention, but this has been my real situation, where I had to raise the levels after pausing and testing lots of different approaches. My peaks reached quite high with one and past a high weekly total with another, plus mixing in several others through various combinations.

SharpCinder28archiveJan 31
↳ replying to @CopperMarble87

Have you given one of those nonstop blood sugar trackers a shot to compare the outcomes from thirty milligrams of tirz against fifteen?

SlowHarbour49archiveJan 31
↳ replying to @SteadyQuill55

Lately I've noticed my recall fading, and this is unusual given my advanced years. Eating larger amounts of protein appears to bring back or enhance my ability to remember things.

BrightMeadow26archiveJan 31
↳ replying to @SlowHarbour49

Are you adding NMN or similar compounds? Might be worth trying if not. Also worth looking into some related research on that.

SteadyQuill55archiveFeb 1
↳ replying to @SlowHarbour49

I think it's getting close to the point where I should stop the Survo. I planned to once I hit goal anyway, but my current amount feels excessive. Protein is the last thing I want lately. Mostly just craving simple carbs like rice bowls with a little tofu, low carb wraps with cucumber and avocado, or ramen with some greens.

SlowHarbour49archiveFeb 1
↳ replying to @SteadyQuill55

Be careful about losing muscle. It's much simpler to prevent sarcopenia than to fix it and deal with all the follow-on issues.

CopperSignal27archiveFeb 1

Without knowing your starting weight versus now, it's hard to judge if the medication is working. If you're at the average response from studies, a 20% drop means it's done exactly what it should. Weight loss itself increases hunger as the body defends its old set point, so feeling more hungry and not losing more doesn't mean it's stopped. Staying stable on it shows it's still effective. No real proof of tolerance building to the appetite or weight effects. Antibodies show up often but rarely block the drug here unlike other treatments. Half the users will lose below the average amount though.

CopperQuill49archiveFeb 1

I put on a bit over the holidays even at the top Tirz dose after a year and a half. Tried adding Survo for a couple months with no change. Then three days ago I restarted calorie tracking, focused on protein, cut sugar, drank more water, and fasted till noon. Right away the meds started feeling effective again. Just my own experience but diet choices seem to influence how well they work. Feeling optimistic now. Down to Maz or Cagri as next options after pushing Survo higher if needed, and was losing hope before. Studies on Tirz show little extra benefit past 10 mg and that matched what I saw too. The jump from 10 to 15 didn't feel very different.

IronAlder96archiveFeb 7
↳ replying to @SlowCinder77 (opening post)

You're not the only one feeling this way even if it seems like everyone else drops weight easily on lower amounts. A few observations from similar situations: GLP tolerance does happen especially after long continuous use at rising doses. Two years on tirz fits the adapted receptor profile. The pattern of good early results fading, with only brief help from breaks, shows up a lot. Cagri can quiet food noise but varies by person and often has a short window once you're already at high tirz levels. The quick fade after crossing a dose matches what many see. Reta also underperforming isn't unusual in heavily exposed users.

WrySparrow63archiveMar 3
↳ replying to @BlueWillow27

Reverse dieting might be something I need to try. I've been stuck for more than a year and the scale stays the same whether I eat more or less.

AmberLantern21archiveMar 3
↳ replying to @WrySparrow63

You can't keep increasing or decreasing intake forever. The body can adjust expenditure but only up to a point.

BlueWillow27archiveMar 3
↳ replying to @WrySparrow63

I dropped my dose temporarily so I could eat more for a bit and it helped. I was scared to lower it but it worked for me. After some time I went back up to the higher amount. Probably did the lower dose for two or three weeks.

NorthCinder83archiveMar 3

Cagri is still effective for me. Started Tirz about 84 weeks ago and reached around 12.5 mg after six months. Added Cagri with slow titration. Later added low dose Reta and raised Tirz toward 20 mg split weekly. After six months on Cagri at 0.9 mg had to pause it due to nausea from the triple stack. Increased Reta gradually and tapered Tirz off over three months. Restarted Cagri at 0.8 mg a month ago alongside 8 mg Reta. Down a few more pounds recently. Total loss 91 lb in 84 weeks. Been cycling a few other compounds over the past year. Recent rate is about a pound a week. Eating half what I used to. Protein shake in the morning helps avoid evening munchies. Focus on protein and fiber. Took over a year to get hunger under control. Cagri works but the nausea around food is strong. I have enough supply for years and accept it may be ongoing. Need another 15 lb to reach a healthy BMI.

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