One of the most commonly used experimental models of IBD is the administration of an enema containing the contact-sensitizing allergen trinitrobenzenesulfonic acid (TNBS) in ethanol resulting in the development of macroscopic, histologic, and biochemical alterations that are well-characterized (Rachmilewitz et al, 1989
A 2019 randomized controlled trial of lipotropic injections (methionine, inositol, choline, B12) versus saline placebo in 120 participants on ad libitum diets found 0.8 kg (1.76 pounds) difference at 12 weeks, not statistically significant (p=0.18) (Karbalay-Doust et al., Journal of Research in Medical Sciences , 2019)
Thus, an antioxidant can be a useful approach for healthspan extension as well as lifespan extension
Boyce JA, Assaad A, Burks AW, Jones SM, Sampson HA, Panel NI-SE et al (2010) Guidelines for the diagnosis and management of food allergy in the United States: report of the NIAID-sponsored expert panel