IGF-1 LR3

Research

IGF-1 LR3 (Long Arg3-IGF-1)

Category
Growth Hormone
Aliases
Long R3 IGF-1, Long-Arg3-IGF-1
Administration
Subcutaneous injection

Timing

A general projection of what people report noticing over time, based on the known mechanism and reported use patterns. It is not a guarantee and individual experience varies considerably.

  1. 1

    1–2 Weeks

    Localized effects at the injection site are typically the earliest noticeable pattern for regular users.

  2. 2

    3–4 Weeks

    Some users report a fuller, more "pumped" muscle appearance during use.

  3. 3

    5–7 Weeks

    Continued use is commonly associated with faster perceived recovery between training sessions.

  4. 4

    8–10 Weeks

    Muscle growth-related changes may become more noticeable when combined with training.

  5. 5

    11–15 Weeks

    Users should remain alert to symptoms of low blood sugar throughout continued use.

  6. 6

    16–20 Weeks

    This period is often described as when composition changes feel most apparent.

  7. 7

    21–24 Weeks

    Long-term users typically reassess continued use given the compound's insulin-like activity and associated risks.

⚠️ Research context only. This is not medical advice and results are not guaranteed.