碳水:真相只有一個!
"戒碳水能減肥!""不吃主食會脫發(fā)!"——到底該聽誰的?
碳水就像班級里的學生,有學霸也有學渣。德醫(yī)君今天教您一眼認出"好碳水"和"壞碳水"!
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一、碳水是什么?
碳水就是"糖類",主要分三種:
1. 糖(直接甜):如白砂糖、水果里的果糖等
2. 淀粉(主食扛餓):如米飯、面條、土豆等
3. 纖維(腸道掃把):如糙米、芹菜、魔芋等(吃多不胖)
舉個栗子??
您喝的珍珠奶茶 = 糖 + 淀粉(珍珠)
吃一碗雜糧飯 = 淀粉 + 纖維
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二、好碳水:身體的"充電寶"
特點:消化慢、扛餓、營養(yǎng)多
優(yōu)秀代表:
? 全谷物:如糙米、燕麥、黑米等(沒脫殼的米)
? 豆類:如紅豆、鷹嘴豆等(煮不爛的硬豆子)
? 薯類:如紅薯、芋頭等(甜甜的土疙瘩)
? 低糖水果:如蘋果、楊桃等(嚼著費勁的水果)
為什么好?
?? 像緩釋膠囊,血糖不坐過山車
?? 順帶運送維生素+礦物質大禮包
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三、壞碳水:慢性病加速器
特點:秒消化、吃完餓更快、只有熱量
黑名單:
? 糖油混合物:如蛋糕、蛋撻等(糖+油搓出來的)
? 精制主食:如白面包、白粥等(軟趴趴沒嚼勁)
? 含糖飲料:如奶茶、可樂等(液體糖水)
? 零食刺客:如薯片、餅干等(越吃越上癮)
為什么壞?
?? 讓您血糖飆升→犯困→又餓→暴食
?? 吃多皮膚蠟黃松弛、肚子長游泳圈
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結尾冷知識
?? 怎樣判斷碳水好壞?
請您記住口訣:軟糯香甜要少貪,糙硬難嚼更耐盤!
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參考文獻:
1. Dong Y, Zhu Q, Li Y, et al. Longevity extension in rats via improved redox homeostasis with high carbohydrate diet intervention from weaning to adulthood: a comprehensive multi-omics study. Food Funct. 2024;15(15):7920-7935. Published 2024 Jul 29. doi:10.1039/d4fo01156b.
2. Xiang, L.; Wu, M.; Wang, Y.; Liu, S.; Lin, Q.; Luo, G.; Xiao, L. Inverse J-Shaped Relationship of Dietary Carbohydrate Intake with Serum Klotho in NHANES 2007–2016. Nutrients 2023, 15, 3956. https://doi.org/10.3390/nu15183956.
3. So-Yun Yi, Lyn M Steffen, David R Jacobs, Brian Joyce, Weihua Guan, Daniel Duprez, Kamakshi Lakshminarayan, Yinan Zheng, Lifang Hou,Dietary Carbohydrate Quality Is Associated with Epigenetic Age Acceleration: a Cross-Sectional Study of the CARDIA Cohort,The Journal of Nutrition,2025,ISSN0022-3166,https://doi.org/10.1016/j.tjnut.2025.01.022.
4. Li C, Zhang Y, Zhang K, Fu H, Lin L, Cai G,Zhang X, Yang X, Zhang Z, Yang Z, Zhang B. Association Between Ultra-ProcessedFood Consumption and Leucocyte Telomere Length: A cross-sectional study of UKBiobank. J Nutr. 2024 Oct;154(10):3060-3069. doi: 10.1016/j.tjnut.2024.05.001.Epub 2024 May 11. PMID: 38735573.