Malondialdehyde (MDA) is one of the final products of polyunsaturated fatty acids peroxidation in the cells. An increase in free radicals causes overproduction of MDA. Malondialdehyde level is commonly known as a marker of determination of lipid peroxidation
Another method you could use is that of fluorescent lipid products. It's very simple and when we can not do TBARS we use this one. It is'n the best but is an option