Short half-life + different side chain · unique effects not replicated by tocopherols: cardioprotection PWV (Yusof 2024), preclinical anticarcinogenic, cholesterol-lowering.
Disadvantages
Expensive (~50+ €/month at 200 mg/d). Limited availability in Spain (import). Scarce premium brands.
Which form for your goal?
Natural d- mix (4 tocopherols)
Ideal use: pro wellness protocol, NAFLD, mild Alzheimer, general cardioprotection.
Isolated alpha-tocopherol (d-α or dl-α)
Ideal use (limited): baseline low doses 50-100 IU · avoid megadose.