l glutathione L-Glutathione reduced L-Glutathione, reduced, 98+%

CJC-1295 has been marketed with and without drug affinity complex (DAC) technology, which extends its half-life and resultant therapeutic window as follows [2]: CJC-1295 No DAC: CJC-1295 No DAC contains only straight CJC-1295 with a D-Ala at the 2-position, a Gln at the 8-position (to reduce asparagine rearrangement), an Ala at position 15 (to enhance bioactivity), and a Leu at position 27 (to prevent methionine oxidation)

You said she is autistic, just an idea You could inject in each leg for each injection but in the same muscle area so then it may feel more comfortable and the area should not hurt

Tripathi et al., review 2014, PMID 25222219)

These injections bypass the need for gut absorption and deliver the vitamin directly into the bloodstream