l-carnitine fumarate uses Vitacost, Fumarate, 500 mg, 60 Capsules L-Carnitine Fumarate 1000 mg –
Description
Mean changes from baseline BMD Z-scores were -0.07 for lumbar spine and -0.20 for TBLH at Week 48

doi: 10.1016/j.jnutbio.2009.06.014

The discrepancy may be partly explained by the differences in patient characteristics between the two studies

According to recent studies, vegetarian and vegan diets can be successfully used in FM management [22], as plant-based diets have a positive anti-inflammatory effect on gut microbiome and, in general, help resist systemic inflammation [23]
