will l-carnitine help with breathing problems May Lung Health in Children L-Carnitine Uses & Benefits Explained:
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However, a meta-analysis found no significant difference in SDF levels in infertile men following AOX supplementation as compared to placebo or no treatment (100)

If someone is seeking an oral, researchbacked supplement, a product like Motus (oral) from Tonum which reports meaningful human trial results is a different category of product and usecase than prescription (injectable) medicines

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Methods We administered ALCAR (10003000 mg daily) plus ALA (6001800 mg daily) or placebo for 12 weeks to 40 patients with bipolar depression and obtained imaging data at baseline, week 1, and week 12 of treatment in 20 patients using phosphorus 3-dimensional chemical-shift imaging at 4 T

Supplement Facts: Serving Size: 500 mg Servings Per Container: 200 Amount Per Serving: Green tea leaf extract: 500 mg of which polyphenols (50%): 250 mg *RI - Reference Intake Ingredients: Green tea-leaf extract (Camellia sinensis L.) standardised on 50% of polyphenols