Food is generally the most common cause of anaphylaxis. Common food triggers include nuts, shellfish (shrimp, lobster), dairy products, egg whites, and sesame seeds. Wasp or bee stings are also common causes of anaphylaxis.
The maximum daily intake of vitamin B6 is 30 milligrams for children aged 1-3 years, 40 milligrams for children aged 4-8 years, 60 milligrams for children aged 9-13 years, and 80 milligrams for adult males and females and pregnant or breastfeeding females aged 14-18 years.or nausea and vomiting of pregnancy, the following doses of vitamin B6 have been taken by mouth: 25 milligrams every eight hours for 72 hours; 10 milligrams of pyridoxine HCl every eight hours for five days; and 100 milligrams daily for seven days.
The RDA (recommended daily allowance) for Vitamin B3 niacin is as follows, according to the USDA (14): 1  Children: between 2-16 milligrams daily, depending on age. 2  Men: 16 milligrams daily. 3  Women: 14 milligrams daily. 4  Women who are pregnant and breastfeeding 17- 18 milligrams daily.