Safety & Side Effects

Social media is full of confident peptide claims. Here are the most common ones, checked against what the actual research shows.

Puffiness or swelling after starting a growth hormone peptide is a real, documented effect. Here is why it happens and why it usually settles down.

Some peptides raise IGF-1 levels in the body, and IGF-1 has a real link to cancer risk in research. Here is what the science actually says, without the scare talk.

Redness or a small bump after a peptide injection, is that normal or a warning sign? Here is what the reactions actually mean.