not primarily renal-excreted Monitoring recommendation / Use cystatin C-based eGFR instead of creatinine-based eGFR Creatine dose studied / 3 to 5 g per day in most safety trials GHK-Cu typical research dose / 1 to 3 mg subcutaneous or topical application Copper load from GHK-Cu / Negligible at standard peptide doses (micrograms of elemental copper) Dose separation needed / No mandatory window
T3 An additional thyroid test sometimes ordered alongside TSH and Free T4 to more fully assess thyroid function if there is cause for concern Testosterone Measures testosterone levels, which affect energy, mood, libido, muscle mass, and reproductive health, and is often ordered to evaluate fatigue, hormone imbalances, infertility, or as part of monitoring testosterone replacement therapy FSH + LH Evaluates reproductive hormone levels, often used in fertility testing and in cases of low testosterone levels or menstrual irregularities Prolactin Evaluates pituitary function, often used in cases of low testosterone levels, menstrual irregularities, or unexpected lactation PSA Screens for prostate health, including potential signs of prostate cancer, typically for men (or those assigned male at birth) over 50 Vitamin D Measures Vitamin D levels, which are important for bone health, immune function, and mood regulation Vitamin B12 Measures Vitamin B12 levels, which are important for nerve function and red blood cell production We offer a variety of rapid in-house tests that deliver fast and reliable results often within 15 minutes so you can get answers during your visit
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Initially, doses are given daily or weekly until levels normalize and maintained monthly afterward
