Protein a health trend beyond GLP-1 users had some of the biggest gains, with protein supplements and meal replacements increasing 12.4% in 2025, according to Spins data
Long-term carnitine plus carbohydrate protocols have shown changes in muscle carnitine and exercise metabolism, but broad reviews do not support L-carnitine as a reliable strength, VO2max, lactate, or endurance booster for everyone
A minimum of two months must pass between doses
Yogurt, kefir, sauerkraut, kimchi, miso, and other fermented foods support the gutimportant because gut microbes play a role in GLP-1 signaling
Are the results of skin whitening permanent