The invention mainly relates to the field of candy processing and discloses a peanut candy for middle-aged and elderly people. The peanut candy is prepared from peanuts, skim milk, white granulated sugar, erythritol, xylooligosaccharide, konjac starch, corn stigma extract, cortex lycii radicis extract and indigo naturalis. The unshelled black peanuts are cooked, peanut boiling water is reserved, the peanuts are shelled, ground and smashed, the fragrance of the peanuts is improved, fineness and softness are achieved, the teeth are protected, digestive absorption is easy, peanut coat is reserved, resistance can be enhanced, blood is made and activated, beauty maintaining and young keeping are achieved, and aging is delayed; the peanut boiling water replaces edible oil to boil sugar liquor, the content of grease is reduced, healthcare ingredients are increased, blood sugar, blood fat and blood pressure can be reduced, oxidation is resisted, peanut shells and the peanut coat are fully utilized, and the production cost is reduced by 6.7%; multiple plant extracting agents are added, antibacterial and anti-inflammation functions are achieved, the immunity of the middle-aged and elderly people is enhanced, the color of the peanut candy is light purple, attention of consumers is attracted, the sales volume is increased, and economic income is increased by 9.2%.