by Hilma Biocare
Strong aromatase inhibitor. More potent estrogen suppression than Anastrozole.
In stock
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Letrozole (Femara) is a third-generation non-steroidal aromatase inhibitor, consistently producing the deepest estrogen suppression of any oral AI — up to 97% reduction in circulating estradiol at therapeutic doses. Competitively and selectively inhibits CYP19A1 aromatase without affecting glucocorticoid or mineralocorticoid synthesis. Used in research for breast cancer models, female infertility protocols (ovulation induction in PCOS models), and extreme estrogen control during high-androgenic research contexts.
The potency difference versus anastrozole makes letrozole the compound of choice when near-complete estrogen ablation is the study objective. Half-life approximately 2 days. Hilma Biocare 2.5 mg tablets, Janoshik-verified 99.2% purity.
For research use only.
PCT & Support
Exemestane (Aromasin) is a steroidal, mechanism-based irreversible aromatase inhibitor. Unlike anastrozole and letrozole, exemestane permanently inactivates CYP19A1 by forming a covalent bond with the enzyme. Research profile covering mechanism, androgenic metabolites, and protocol applications.
6 min read
PCT & Support
Anastrozole (Arimidex) and letrozole (Femara) are both third-generation non-steroidal aromatase inhibitors, but differ in potency, pharmacokinetics, and optimal research applications. Research comparison guide for selecting the right AI.
6 min read
PCT & Support
Letrozole (Femara) is the most potent non-steroidal aromatase inhibitor available, achieving near-complete estradiol suppression. Research overview of its mechanism, pharmacokinetics, and use in androgen/estrogen research protocols.
5 min read
Research use only. All products are sold strictly for in-vitro and laboratory research. Not for human consumption, veterinary use, diagnosis, treatment or prevention of any disease. Must be handled by qualified professionals in a controlled laboratory setting. JuicedPharma makes no therapeutic or medical claims about this compound.
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Research use only. All products are sold strictly for in-vitro and laboratory research. Not for human consumption, veterinary use, diagnosis, treatment or prevention of any disease. Products sold by JuicedPharma are not medicines. By ordering you confirm you are a qualified person buying for research in compliance with applicable regulations. Full disclaimer