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It occurs naturally in human plasma, saliva, and urine, and its plasma concentration declines significantly with age, from approximately 200 ng/mL in young adults to much lower levels in older individuals
For example, both can cause fatigue
Label the vial with the 16.67 mg/mL concentration, preparation date, and storage instructions
Preclinical studies do not indicate direct or indirect harmful effects regarding pregnancy, embryonic/embryonic development, childbirth or postnatal development
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