There are some other unscented laundry products: Planet brand, etc. Do a search online for "unscented laundry soap" or something like that. And maybe check into soaps sold in health food stores.
Also, check out Sungold Soap (try typing into a search engine - I can't post links that sell something; also I have no financial interest in this company, I saw info about the product online when searching for something related) - it is completely unscented.
And be aware that most cotton clothes are treated with formaldehyde so all new cotton clothes should be washed before wearing.
The enzyme that breaks down aldehydes relies on molybdenum and vitamin B12 to function correctly. Make sure she is getting enough nutrition (a daily multi-vitamin is good, but won't give enough Vitamin B12 so extra sublingual Vitamin B12 in addition to the multivitamin would be a good thing to try - if her doctor is ok with it).
Gluten & Sulfite Sensitivity, Many Food/Inhalant/Medication Allergies & Intolerances, Asthma, Gut issues (dysmotility, non-specific inflammation), UCTD (Lupus?), Osteoporosis, Anemia, T- & B-Cell Lymphopenia, malabsorption/malnutrition, Lyme Disease (Igenex Lab IgM WesternBlot positive/CDC negative), etc.
Meds: Pulmicort, Injectable Vitamin B12, Herbs, Nutritional Supplements, Homeopathy.