PEPLOG
← Back

Semaglutide

Metabolic & GLP-1

A GLP-1 receptor agonist originally developed for type 2 diabetes management. Widely used for weight management through appetite suppression and metabolic regulation. Requires careful dose titration.

MetabolicHormonalFat LossAppetite ControlBlood Sugar ControlInsulin SensitivityMetabolism BoostLean MuscleGastrointestinalEndocrineSubcutaneous (SubQ)NauseaAppetite LossConstipationFatigueBloatingVomitingStomach PainWeight LossBody RecompositionMetabolic Health

Community

5,231
Taking
92%
Consistent
24 wk
Avg Duration
31%
Adverse Rate
Common dosages:0.25mg/week0.5mg/week1mg/week2.4mg/week

Reported Adverse Effects

22.4%
Nausea
8.1%
Appetite loss (excessive)
6.3%
Constipation
4.7%
Fatigue
2.2%
Injection site reaction

Based on 5,231 user reports

Community Consensus

Effective for weight management at 0.5–2.4mg/week with diet and exercise

94% agree6% disagree
Community2,341 user reports with weight tracking data

GI side effects are common, especially during dose titration periods

88% agree12% disagree
Community1,892 user reports — 31% report at least one GI side effect

Slow dose titration (4+ weeks per step) significantly reduces side effects

76% agree24% disagree
Community567 user reports comparing titration schedules and side effect rates
Anecdotal@glp1_guru analysis — "Titration Speed vs Side Effect Correlation"

Literature

3studies linked · all open in new tab

Discussion

6 comments

@metabolic_markMAR 20, 2026

Anyone else dealing with nausea on the 0.5mg dose? Was totally fine on 0.25mg for 4 weeks but the step-up has been rough. Day 3 post-injection is the worst.

67 likes3 replies
@jordanreevesMAR 20, 2026

That's exactly why I stopped — documented the whole thing on my profile. The nausea at 0.5mg was unbearable for me personally. Some people titrate more slowly with success though.

29 likes
@glp1_guruMAR 20, 2026

Try splitting the dose — 0.25mg twice per week instead of 0.5mg once. Several people in my tracking group have had success with that approach. Same weekly total, fewer peaks.

84 likes
@biohack_sarahMAR 21, 2026

I spent 8 weeks on 0.25mg before stepping up and had zero nausea at 0.5mg. The standard 4-week titration might be too aggressive for some people. Patience pays off.

53 likes
@fitlife_alexMAR 14, 2026

Month 3 on Semaglutide. Down 14lbs, appetite is well controlled. No significant sides at 0.5mg. I will say everyone's tolerance is different — my partner had to stop at the same dose due to nausea. Genetics probably play a role.

41 likes1 replies
@dr.peptideMAR 15, 2026

Great point about individual variation. There's emerging research on GLP-1 receptor polymorphisms affecting both efficacy and side effect profiles. Worth keeping an eye on.

37 likes