Magnesium deficiencyâs causes can also include supplementation of other competing vitamins and nutrients. Today many people, especially women, supplement with calcium to prevent bone loss and osteoporosis.
Please ensure that you have selected the appropriate tracking system for your shipment.. Alternatively is may be related to the tracking number you are using. The DHL Express Waybill for Time Definite shipments is a 10 digit numeric number (e.g. 1234567890, 2345678901), so please recheck the number and try again.
Tracking Number Formats. The most common tracking number format is a combination of 13 alphabetic and numeric characters, usually starting with 2 alphabets, following by 9 digits, and ending by CN (e.g. RA 999 999 999 CN). Some other less common formats may also exist. Customer Service.