THE patient with the malignant carcinoid syndrome is confronted with a group of uncomfortable and debilitating symptoms. These may include recurrent acute flushing, colicky abdominal pains ...

Yet another patient had relevant photopatch reactions to benzophenone-3 and ethylhexyl dimethyl para-aminobenzoic acid (PABA). None reacted to the Tinosorbs or Anthelios SX. Few positive reactions ...

Skin protectors such as PABAS, including p-aminobenzoic acid, ethyl dihydropropyl PABA, padimate-O, padimate A and glyceryl PABA, are used in suncreams to help prevent skin damage. They also act ...

Caroline Igo (she/her/hers) is a wellness editor and holds Sleep Science Coach and Stress Management certificates from the Spencer Institute. She received her bachelor's degree in creative writing ...

Phytic acid is an antioxidant that fights inflammation. Some research shows it may lower your risk of colon cancer and osteoporosis (thin, weak bones). However, more research is needed to confirm ...

Beta hydroxy acid works mainly as an exfoliant. It causes the cells of the epidermis (the outermost layer of the skin) to become "unglued," allowing the dead skin cells to slough off, making room for ...

Samples were thawed on ice and 30 M samples were collected in 2 mL centrifuge tubes. Then, 50 μL of 20% phosphoric acid was added and resuspended, and 4-methylvaleric acid (final concentration of 500 ...

In contrast, reactions caused by occupational exposure appear to be increasing. Comparing the periods of 1980 to 1993 and 1994 to 2003, a study of more than 600 hairdressers found that the ...

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