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Multiple pins same site ok or no?

14 replies11 peopleFeb 1, 2026β˜† Follow
Summary

Can you do multiple subcutaneous injections at the same body site if spaced apart, or must you always use separate sites?

Participants agree that spacing pins at least an inch apart within the same general area is acceptable and preferable to stacking them directly on top of each other. Rotation across broader zones or using a tracking grid reduces irritation, lumps, and inconsistent absorption. Some combine compatible compounds in one syringe to cut down on total injections, while others spread them across different body regions mainly for easier ISR tracking.

What this discussion establishes

Nothing here is advice.

14 replies Β· 11 people
SlowCinder14archiveopening postFeb 1

Is there a limit on how many times you can pin the same spot? If doing three or four injections, would spacing them out in one area be okay or does each one need its own separate site? Straightforward question for anyone who knows this stuff. Thanks.

ClearLantern81archiveFeb 1
↳ replying to @SlowCinder14 (opening post)

The recommended approach is to avoid putting several pins into the identical location. Even small amounts stacked together may lead to irritation, lumps, or uneven uptake. For three or four injections, switch to different areas or keep them roughly an inch apart within the same region. Regular rotation cuts down on scar tissue and supports steadier absorption.

PlainWillow50archiveFeb 2

I prefer rotating across different areas instead of repeating the same location. To remove guesswork I had an AI build a custom grid tracker on a one-inch scale. After printing and laminating it I poked holes at every intersection to mark possible spots. At injection time I hold the sheet to my abdomen, mark the next open spot with a pen, clean the skin, inject there, and note the date beside that spot. Working through four quadrants keeps rotation simple. I recently revised the grid by adding a few missing lines and a small space next to each spot for clearer date writing. I will laminate the updated version tomorrow and pick up where I left off. I’ve attached photo of: My old t

IronBramble31archiveFeb 2

When injecting several peptides together, except for a GLP-1, they can go into one syringe to reduce the number of pins needed. The clinic I use follows this method, so I began doing the same a couple months back and have run into no problems.

SlowCinder14archiveFeb 2
↳ replying to @PlainWillow50

Thanks for the detailed reply. I should have been clearer at the start. I meant either spacing pins an inch or more apart inside the same location or using entirely different body areas for each one. So two pins two to three inches apart in one spot plus another pin somewhere else would be fine. It sounds like you are saying three pins all in one area but spaced two to three inches apart would also work.

LevelThistle44archiveFeb 2

I am currently on three different subcutaneous items and average about twenty pins a week. When taking several at once I place them in separate areas. There is no strict rule for this, but spreading them reduces overall wear on any single site and makes it simpler to figure out what triggered an ISR if one appears.

BrightMeadow15archiveFeb 2

The main issue is tracking ISRs. If you can recall which spot was five inches from your hip crease versus seven inches you will be okay. If you cannot tell five from seven then a more obvious system is needed. I fall into the second group. I had to work out whether NAD+ or tirz was giving me the mosquito-bite reaction.

GreenSparrow52archiveFeb 2
↳ replying to @PlainWillow50

There's plenty of useful content in this thread. I should probably grab a whiteboard.

AmberCompass48archiveFeb 2
↳ replying to @ClearLantern81

Everything required is right here. I make sure not to use the identical location again owing to the points already mentioned.

BrightMeadow15archiveFeb 2
↳ replying to @PlainWillow50

It's excessively elaborate and that's exactly why it thrills me.

PlainWillow50archiveFeb 2
↳ replying to @SlowCinder14

Okay now I see what you meant and appreciate the explanation. You're correct there. What I tried instead was shifting my spot by a couple inches each time I did the next shot. Rotating across wider spots like the top left stomach then bottom right and so on felt tricky and I kept doubting what spots I had already used which turned the whole thing into more of a hassle. I still haven't tried any shots beyond the stomach region. My present routine lets me space things out for five weeks or longer before hitting the exact same spot again which helps steer clear of any tissue buildup. That change alone has turned the routine into something that feels far more steady and predictable.

PlainWillow50archiveFeb 2
↳ replying to @BrightMeadow15

Yeah that observation clicked for me too. It gave me one more motive to keep records. Logging the day along with which shot I gave lets me follow site reactions across the two things I inject every day.

QuietAlder20archiveFeb 2

As long as the spot shows no tenderness, inflammation or marks I go ahead with the shots. Each day I do six to ten needles spread across my midsection, sides and thighs. Over more than two years there have been no site reactions besides the typical mild ache from the usual items. This also covers the muscle deliveries of five milliliters performed twice per day. πŸ€—

WrySparrow74archiveFeb 2

Putting another 10-15 units of bac water together with the GLOW inside the syringe changes everything about the pain and burning. It ends up being much more comfortable for my RS.

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