CommunityDosing & Titration

Stagnation on low-dose Reta

18 replies12 peopleJun 23, 2026☆ Follow
Summary

Why little weight loss after four weeks on retatrutide and how should dosing be adjusted?

The original poster lost only three pounds in four weeks on a low starting dose that rose slowly to 1.5-2 mg. Multiple replies stress that 2 mg is merely an adjustment level where many people see no effect, that a calorie deficit must still be maintained without dropping intake too low, and that further gradual increases are needed. Several users note that appetite suppression can return after each dose bump but that breaks do not reset tolerance. At the maximum dose, non-responders are uncommon but may need different mechanisms.

What this discussion establishesWhere people disagree

Whether a month-long break can restore sensitivity to lower doses or whether continued titration is the only viable path

Still open

What options remain if someone reaches 12 mg with no further response

Nothing here is advice.

18 replies · 12 people
PlainAlder90archiveopening postJun 23

Just wanted to share my story after starting Reta recently. After four weeks the scale has barely moved, only about three pounds down total. I keep feeling hungry all the time yet see no real change. I began at 1 mg and raised the amount by half a milligram every two weeks, which eased hunger a little. Because I bought the vial before finding this group it might be low quality, but I am still hoping for direct suggestions on how to actually lose weight with it. I have already spent time reading older threads here and would like some personal input.

RustTimber85archiveJun 23

I will let the more experienced users answer, but you are only four weeks in on a starter amount. You ran 1 mg twice and 1.5 mg twice and are now at 2 mg? Is that right?

SharpCinder28archiveJun 23

To raise the amount smoothly but more quickly you can split the new weekly total into two injections spaced three and a half days apart. Many people find starting at half a milligram does little and can even raise appetite for some. Two milligrams is still just the adjustment phase, not a level that produces big losses. If supply is running low there are other sources mentioned in the reviews area.

RustKettle57archiveJun 23

The main point with Reta is that it does not work like the other GLP drugs. You can still eat past the point of fullness. Do not assume the medication removes the need to track intake. Even at twelve milligrams, without a deficit the weight will not come off. Three pounds is still progress, especially while your body is adjusting at a low dose. If I read the schedule right you are only at one and a half milligrams, which is below the amount used in the trials.

BlueSignal52archiveJun 23

Are you combining the medication with anything else? Tracking macros, adding cardio, cutting portions, or lifting weights are all things that help maximize results. It is possible to eat so little that metabolism slows, so aim for a moderate daily deficit of a few hundred calories rather than a very low intake.

CopperSignal27archiveJun 23

After four weeks the most you would be taking is the two-milligram starting level. Plenty of people show no response at that amount, and it does not indicate anything about how you will react later. Raising the dose is required before expecting results.

PlainAlder90archiveJun 23
↳ replying to @RustTimber85

Yes that matches what I did. I saw the same schedule recommended on reddit to limit side effects, and I only have a ten-milligram vial anyway.

PlainAlder90archiveJun 23

From the replies it sounds like I need to move to a higher amount, so I will do that once I order more. I also did not realize eating too little could be an issue; yesterday I only had two pieces of toast and two glasses of milk. I will work on that. Thanks to everyone who answered.

PlainAlder90archiveJun 23

One more question: I have about five milligrams left and plan to order more mid-week. I usually inject on Sundays, so how should I handle the remaining amount before the new supply arrives?

AmberCompass48archiveJun 23

You are on a tiny amount and wondering why progress is slow. Raise the dose, and if that still does nothing then replace the current vial with better material.

IronAlder80archiveJun 23

When I began I used only one milligram a week and felt strong effects right away: appetite disappeared, small meals filled me up, and I dropped about a kilogram each week. That lasted until week four, then hunger and food noise returned. Moving to two milligrams brought the effects back quickly. My body seems to adapt after roughly four weeks on any given amount, so further increases became necessary. I am now at six milligrams and prefer not to go much higher than eight. I have thought about stopping for a full month and restarting at one milligram to regain sensitivity.

GreyAlder39archiveJun 23
↳ replying to @PlainAlder90

Not eating enough can cause problems over time. I now inject once every seven days so there are two or three days near the end of the week when I can eat more protein and healthy fats without them sitting in the stomach too long.

SharpCinder28archiveJun 23
↳ replying to @IronAlder80

That approach does not work. Most people regain weight during the break or at best hold steady, and restarting with no drug in the system puts you behind again. The idea of resetting receptors is mostly internet lore.

IronAlder80archiveJun 23
↳ replying to @SharpCinder28

So you do not think a month off followed by restarting at one or two milligrams would help? Would it be better to keep raising the dose to eight milligrams and then twelve milligrams after another four weeks? I am trying to decide which plan makes more sense long term.

WarmMarble23archiveJun 23

Spend more time reading the older threads. Start at two milligrams for three weeks. If weight is still coming off, stay there longer. Once progress stops, move to three milligrams and repeat the same three-week minimum. A pound a week is acceptable; faster loss is not ideal. Reta mainly makes you feel full sooner rather than killing appetite, so use the effect to choose higher-protein and higher-fiber foods. It also helps regulate blood sugar and increases calorie burn during sleep. Take it slowly and results will follow.

NorthCinder50archiveJun 23
↳ replying to @IronAlder80

Earlier research showed there is no way to restore sensitivity to GLP-1 drugs by taking time off. A break can actually reduce responsiveness, so you may need an even higher dose when restarting.

PlainAlder11archiveJun 23
↳ replying to @SharpCinder28

Everything said so far is accurate. Two milligrams is still a low starting level. Stay at two milligrams for four weeks, then move to four milligrams and continue from there. I have followed four weeks at each step, sometimes stretching a working dose to six weeks. I am now at nine milligrams. The usual schedule is two, four, six, nine, and finally twelve milligrams, each for four weeks.

PlainAlder90archiveJun 23
↳ replying to @NorthCinder50

Once you reach twelve milligrams and still see no effect, are you basically out of options?

CopperSignal27archiveJun 24
↳ replying to @PlainAlder90

More or less. Only a small percentage of people lose little or nothing on these drugs, so that outcome is uncommon. Stopping and restarting is generally a poor idea. Any tolerance that develops is mainly to stomach emptying and GI side effects in the first few months. If someone truly does not respond, alternatives that act on amylin receptors exist and are not expected to share the same lack of effect.

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