A middle age gentlemen thinks it might be a good idea to look younger and to prevent angina. He may choose the following vitamin as a part of his new life-style:

Question

BlackTom AI · Accepted Answer

Vitamin E has potent antioxidant properties that protect cell membranes from oxidative damage, so it is the most appropriate single vitamin for both skin “rejuvenation” and potential reduction of ischemic heart disease risk.

1) Relevant knowledge points and concepts
- Vitamin E refers to a group of tocopherols and tocotrienols that scavenge lipid peroxyl radicals and prevent lipid peroxidation of cell membranes and lipoproteins (notably LDL).
- Oxidative damage contributes to skin aging (wrinkles, loss of elasticity) and to atherogenesis via oxidation of LDL, which promotes plaque formation and angina.
- Antioxidant vitamins (E and C) can protect tissues from free-radical–mediated injury; vitamin E is lipid-soluble and particularly effective in protecting membranes and lipoproteins.

2) Step-by-step reasoning
- The patient wants two benefits: look younger (skin protection) and prevent angina (reduce atherosclerotic risk).
- Choose a vitamin with strong membrane/lipoprotein antioxidant effects that can influence both skin integrity and LDL oxidation.
- Vitamin E fits these criteria: lipid-soluble antioxidant, incorporated into cell membranes and LDL, prevents lipid peroxidation.

3) Calculations
- No numerical calculations are required for this conceptual choice.

4) Why the correct answer is correct
- Vitamin E’s role in inhibiting lipid peroxidation explains its use for protecting skin (reducing oxidative aging signs) and for potentially lowering the risk of LDL oxidation and subsequent atherosclerosis leading to angina.

5) Why other options are incorrect
- B15 (pangamic acid) is not a recognized essential vitamin with proven anti-anginal or anti-aging effects.
- A (vitamin A/retinoids) can affect skin differentiation and reduce wrinkles topically, but systemic A is not an established anti-anginal agent and has toxicity risks.
- B3 (niacin) improves lipid profiles (raises HDL, lowers LDL/ triglycerides) and can reduce coronary events, but it causes flushing and is primarily a lipid drug rather than an “anti-aging” vitamin.
- C is an antioxidant and important for collagen synthesis (skin), but it is water-soluble and less directly protective of lipid membranes/LDL than vitamin E.

6) Conclusion
Therefore the best single-choice vitamin for both looking younger and helping to prevent angina is vitamin E (answer: a. E), which matches the provided correct answer.

A middle age gentlemen thinks it might be a good idea to look younger and to prevent angina. He may choose the following vitamin as a part of his new life-style:Single choice

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