Interaction Checker

Add peptides or compounds to check all pairwise interactions, cumulative organ load, and safety flags.

This stack requires monitoring: 0 interaction(s) need attention. No critical conflicts, but bloodwork and regular check-ins recommended.
Elevated gonads load from Primobolan, Testosterone. Monitor this organ system closely.

Cumulative Organ Load

Gonads
elevated
Heart
moderate
Liver
moderate
Pancreas
low

Shared Safety Flags

2x 2 androgenic compounds (Primobolan, Testosterone). Additive androgenic load — increased risk of hair loss, acne, prostate effects.
2x 2 compounds share the carcinogenic-risk safety flag (Primobolan, Testosterone). Monitor accordingly.
2x 2 hepatotoxic compounds (Primobolan, Testosterone). Liver damage risk significantly increased. Include liver support (TUDCA/NAC) and monitor ALT/AST.
2x 2 HPTA-suppressive compounds (Primobolan, Testosterone). Deep hormonal shutdown expected — plan extended PCT.
2x 2 compounds disrupt lipids (Primobolan, Testosterone). Get lipid panel mid-cycle — consider adding lipid support.
2x 2 compounds share the teratogenic safety flag (Primobolan, Testosterone). Monitor accordingly.
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Primobolan + Testosterone
Synergistic

Testosterone is the standard base compound run alongside primobolan. A 1:1 ratio (e.g., 500 mg test / 500 mg primo per week) is the most common approach. Testosterone provides the androgenic and estrogenic signaling that primobolan lacks, maintaining libido, mood, joint lubrication, and cardiovascular-protective estrogen levels. Some users run testosterone at a lower dose and rely on primobolan's non-aromatizing nature to keep overall estrogen lower during cutting phases.

Researched 95% confidence Compare

Interaction data is compiled from research literature, pharmacological analysis, and community reports. Inferred interactions are based on known mechanisms and may not reflect all real-world outcomes. Always consult a healthcare professional before combining compounds.