Not quite. "An L-glucose catabolic pathway in Paracoccus species 43P" https://pubmed.ncbi.nlm.nih.gov/23038265/ https://pubmed.ncbi.nlm.nih.gov/23038265/ But

Not quite. "An L-glucose catabolic pathway in Paracoccus species 43P" https://pubmed.ncbi.nlm.nih.gov/23038265/ https://pubmed.ncbi.nlm.nih.gov/23038265/ But it's true the vast vast majority of life on earth cannot metabolize L-glucose and it would be unlikely to have bacteria in your gut capable of metabolizing it.