Verbatim response from Perplexity
Short answer: yes, oral GLP-1s can work, but the result depends a lot on which oral product you mean. For FDA-approved oral semaglutide tablets, the pills do lower blood sugar and can produce meaningful weight loss, but standard oral semaglutide generally causes less weight loss than injections; the newer high-dose oral formulations reported in recent trials come closer to injectable results.[2][5][7]
For compounded GLP-1 drops, tablets, gummies, or sublingual products, the evidence is much weaker. Reputable clinical sources warn that compounded versions vary in quality and dosing, and they are not recommended as reliable substitutes for approved semaglutide products.[5][4]
What the evidence says:
- Oral semaglutide works for diabetes control and weight loss, but in older studies it was typically less effective than injectable semaglutide for weight loss.[2][5][7]
- In a real-world comparison, both oral and injectable semaglutide improved HbA1c and weight, but the oral group had numerically greater HbA1c reduction while the injectable group had greater weight loss; neither difference was statistically significant in that study.[2]
- Clinical summaries report that injectable semaglutide often averages around 15% to 20% body-weight loss, while oral semaglutide has historically been around 5% to 10%, though newer high-dose oral formulations may do better.[1][5]
Practical takeaway:
- If you want the strongest, most predictable weight-loss effect, injections still have the best track record.[1][5]
- If you want a needle-free option, approved oral semaglutide tablets can be effective, especially for people prioritizing convenience or diabetes control.[2][5][7]
- If you are looking at compounded drops/tablets, be cautious: these are not the same as approved oral semaglutide, and quality, absorption, and dosing are much less dependable.[5][4]
If you want, I can also compare Rybelsus vs Wegovy vs compounded “GLP-1” drops side by side.