Search results
Results from the WOW.Com Content Network
The health effects of coffee include various possible health benefits and health risks. [1]A 2017 umbrella review of meta-analyses found that drinking coffee is generally safe within usual levels of intake and is more likely to improve health outcomes than to cause harm at doses of 3 or 4 cups of coffee daily.
[45] [46] The United Kingdom Food Standards Agency had recommended that pregnant women should limit their caffeine intake to less than 300 mg of caffeine a day, but in 2009 revised that downward to less than 200 mg of caffeine a day. [47]
The metabolism of caffeine is reduced in pregnancy, especially in the third trimester, and the half-life of caffeine during pregnancy can be increased up to 15 hours (as compared to 2.5 to 4.5 hours in non-pregnant adults). [79] Evidence regarding the effects of caffeine on pregnancy and for breastfeeding are inconclusive. [26]
The DHEA content in the daily recommended dose of Dexatrim Max ranges from 100–200 mg per day. [1] Side effects at this dose can include acne, hair loss, facial hair growth and deeper voice in women, stomach upset, and high blood pressure, particularly if the supplement is used for a longer period of time. [11]
Caffeine citrate, sold under the brand name Cafcit among others, is a medication used to treat a lack of breathing in premature babies. [5] Specifically it is given to babies who are born at less than 35 weeks or weigh less than 2 kilograms (4.4 lb) once other causes are ruled out. [ 6 ]
Clinical trials indicate that the most effective dose is approximately 20mg of ephedrine and 200mg of caffeine, [6] while the most effective dose of aspirin has not been well-studied. [ citation needed ] However, this dosage has not been recommended by regulatory agencies such as the FDA and do not take into consideration mitigation of adverse ...
This page provides supplementary chemical data on caffeine. Caffeine ... Lethal dose or concentration (LD, LC): LD 50 (median dose) 192 mg/kg (rat, oral) [3]
Paraxanthine is believed to exhibit a lower toxicity than caffeine and the caffeine metabolite, theophylline. [ 22 ] [ 23 ] In a mouse model, intraperitoneal paraxanthine doses of 175 mg/kg/day did not result in animal death or overt signs of stress; [ 24 ] by comparison, the intraperitoneal LD50 for caffeine in mice is reported at 168 mg/kg ...