Do Asians produce more estrogen?
These studies showed oestrogens were higher in Caucasians than Asian women living in China, but similar to, if not slightly lower than levels in Japanese-Americans.
Do Koreans have high testosterone?
Low and high testosterone excretion phenotypes are explained by the bimodal excretion pattern. In Koreans 74.3\% and in Swedes 6.6\% belonged to the low urinary testosterone excretion group, whereas 25.7\% and 93.4\% of the Koreans and Swedes, respectively, belong to the high testosterone excretion group.
Which country has the highest testosterone levels?
Mexican-Americans had the highest testosterone (versus non-Hispanic black: P=0.002) and lowest SHBG (versus non-Hispanic white: P=0.010; versus non-Hispanic black: P=0.047) concentrations.
What is the highest natural testosterone level?
A normal male testosterone level peaks at about age 20, and then it slowly declines. Testosterone levels above or below the normal range are considered by many to be out of balance. Moreover, some researchers suggest that the healthiest men have testosterone levels between 400-600 ng/dL.
Is coffee high estrogen?
When the researchers looked exclusively at caffeine from beverages other than coffee — like green tea and soda — it was linked to higher estrogen in all women, regardless of race. Various levels of antioxidants and other compounds in the drinks, as well as additives like milk and sugar, might play a role, he said.
Do South Asians have low testosterone?
Total testosterone was significantly lower in South Asians (mass spectrometry: geometric mean 16.3 nmol/l; 95\% reference interval 9.3-28.6 nmol/l) compared with Caucasians (mass spectrometry: geometric mean 18.4 nmol/l; 95\% reference interval 10.6-31.9 nmol/l; P = 0.015), but calculated free and bioavailable …
Do Japanese men have low T?
The Japanese men also had higher levels of a testosterone-binding hormone, however, so less of the testosterone was free to act on tissues. As a result, Japanese men had the lowest levels of active testosterone.
What ethnicity has the lowest testosterone?
Mexican-Americans had the highest testosterone (versus non-Hispanic black: p = 0.002) and lowest SHBG (versus non-Hispanic white: p = 0.010; versus non-Hispanic black: p = 0.047) concentrations.
Which animal has most testosterone?
Bull sharks
Bull sharks “have the most testosterone of any animal on the planet, so that should tell you a little something,” Hammerschlag said. They also like to hang out in shallow, coastal waters.