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| Summary sheet: Estradiol |
| Estradiol | |||||||||||||||||||||
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| Chemical Nomenclature | |||||||||||||||||||||
| Common names | Estradiol, Oestradiol, E2 | ||||||||||||||||||||
| Substitutive name | Estra-1,3,5(10)-triene-3,17β-diol | ||||||||||||||||||||
| Systematic name | (1S,3aS,3bR,9bS,11aS)-11a-Methyl-2,3,3a,3b,4,5,9b,10,11,11a-decahydro-1H-cyclopenta[a]phenanthrene-1,7-diol | ||||||||||||||||||||
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Estradiol (also known as oestradiol, E or E2) is an estrogen steroid hormone and the major female sex hormone.
History and culture
It is a basic, natural estrogen. Chemically, it is a steroid, a derivative of estrone.
Responsible for the development of the female reproductive organs, proliferation of the endometrium, regulates the sexual cycle and affects sexual behavior. During the follicular phase, it is produced mainly in the ovaries by growing Graaf follicles. In the corpus luteum phase, it is secreted in very small amounts by the corpus luteum. It is also produced in the adrenal cortex and during pregnancy in the placenta.
Chemistry
Esters
As a medication estradiol is commonly(especially when injected) administered in the form of prodrug esters to improve duration of action.
| Compound | Halflife via IM | Structure |
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| Estradiol Valerate | 1.2–7.2 days | 
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| Estradiol Cypionate | 8–10 days | 
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| Estradiol Enantate | 5.6–7.5 days | 
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| Estradiol Undecylate | ~1 month | 
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Pharmacology
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This pharmacology section is incomplete. You can help by adding to it. |
Subjective effects
Disclaimer: The effects listed below cite the Subjective Effect Index (SEI), an open research literature based on anecdotal user reports and the personal analyses of PsychonautWiki contributors. As a result, they should be viewed with a healthy degree of skepticism.
It is also worth noting that these effects will not necessarily occur in a predictable or reliable manner, although higher doses are more liable to induce the full spectrum of effects. Likewise, adverse effects become increasingly likely with higher doses and may include addiction, severe injury, or death ☠.
Physical effects 
- Estradiol has feminzing develomental effects on the human body in regards of fat distribution, muscles mass and sexual characteristics.
Cognitive effects 
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- Empathy, affection, and sociability enhancement
- Cognitive euphoria Estradiol may directly produce feelings of euphoria in feminine people aswell as added euphoria due to gender affirming physical effects.
- Cognitive dysphoria Estradiol might produce gender-dysphoria in masculine people
Transpersonal effects 
Experience reports
There are currently 0 experience reports which describe the effects of this substance in our experience index.
Additional experience reports can be found here:
Legal status
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This legality section is a stub. As such, it may contain incomplete or wrong information. You can help by expanding it. |