propionyl l carnitine now Propionyl-L-carnitine (chloride) (CAR 3:0, C3:0 Carnitine, L-Carnitine ester, Levocarnitine propionate, L-Propionylcarnitine, ST 261, CAS Number: 119793-66-7) VitaMonk GlycoTrax - High Absorption

And buy this along with the protein

We're breaking down nutrition facts, comparing pork to other popular proteins and sharing practical tips to help you meet your protein goals without compromising on taste

Without sufficient L-Carnitine, this process slows down, limiting the body's ability to utilize fat for energy, potentially leading to fatigue and reduced metabolic efficiency

[DOI] [PubMed] [Google Scholar] 161.Console L, Scalise M, Mazza T, Pochini L, Galluccio M, Giangregorio N, et al

Sci Rep 10(1):10670

So, an appreciable percentage of males with varicocele (after ruling out other causes) may show altered seminal parameters