Hesperetin is an anti-estrogen and anti-aromatase agent. Stack with other bioflavonoids to build more muscle.

 Get Hesperidin at Swanson Vitamins

Try one and a half grams of hesperetin daily to reduce estradiol level.

Hesperetin
Naringenin
Apigenin

References:
Hesperetin is an anti-oestrogen
Grapefruit flavonoid naringenin helps muscles' glucose uptake
How a flavonoid in parsley boosts testosterone levels - Ergo-Log
Hefty dose of chrysin boosts testosterone synthesis - Ergo-Log

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Aggressive Strength Testosterone Booster -Estrogen Control Combo