银耳并不补充胶原蛋白 食疗需注意.doc

银耳并不补充胶原蛋白 食疗需注意
补充胶原蛋白已经成为当今美容达人们热衷的美容方法，通过补充胶原蛋白能够起到紧致肌肤的作用，让人变得更加年轻。胶原蛋白对肌肤能起到支撑的作用但是却容易流失，爱美的女性应该怎样锁住胶原蛋白并及时补充呢？
肌肤弹性下降，胶原蛋白惹的祸？
胶原蛋白是人体延缓衰老必须补足的营养物质，占人体全身总蛋白质的30%以上，一个成年人的身体内约有3公斤胶原蛋白。它广泛地存在于人体的皮肤、骨骼、肌肉、软骨、关节、头发组织中，起着支撑、修复、保护的三重抗衰老作用。
当体内胶原蛋白含量下降时，就失去了支撑肌肤的力量，外在表现就是肌肤显得干燥并且松弛无弹性。
为什么体内胶原蛋白会流失？
随着年龄的增长，身体新陈代谢会发生变化，女性普遍25岁时达到新陈代谢的顶峰，随后会逐渐下滑。新陈代谢变得缓慢，胶原蛋白增长速度低于代谢速度，自然就会出现胶原蛋白流失的现象。
造成体内胶原蛋白含量降低的原因除了正常的年龄增长导致代谢缓慢之外，还有多种原因。自由基、紫外线直接导致胶原蛋白变性；基质金属蛋白酶(MMP)过度活加速胶原蛋白分解；糖和蛋白质结合，形成失去弹性、不可逆转的糖基化产物；缺乏胶原蛋白原料、成纤维细胞活力下降、缺乏维生素C等导致胶原蛋白的合成减少。
综合胶原蛋白流失的原因，要想在源头处遏制它的流失，就应该减少糖分的摄入并且增加维生素C的吸收，同时要注重防晒以及加强体育运动。
银耳并不能补充胶原蛋白
胶原蛋白大多存在于动物体内，实际上所有的动物食品里都含有胶原蛋白，除了常见的猪蹄、肉皮之外，富含胶原蛋白的食物主要有牛蹄筋、鸡脚、鸡翅、鸡皮、鱼皮、鱼翅以及软骨等。
在众多胶原蛋白中，鱼类胶原蛋白对人体最有益。因为鱼类胶原蛋白组成结构与人体最接近，是最容易被身体组织辨识吸收的胶原蛋白。因此想要补充胶原蛋白的女性不妨多吃鱼类，用炖、煮、烧和煲汤的烹调方法最佳。
平日多摄入橘子、胡萝卜、西红柿、葡萄等抗氧化功能的食物，以减少体内自由基对胶原蛋白的破坏。值得一提的是，养颜食物雪耳是纤维素和维生素含量较高的食物，其中胶原蛋白含量较少，并不能很好对体内的胶原蛋白进行补充。
补充了胶原蛋白会变胖？
不管吃下去什么蛋白，最终都会分解为氨基酸，再合成胶原蛋白，所以吃胶原蛋白并不能补充皮肤中的胶原蛋白。因此，人体并不能直接吸收胶原蛋白，但是通过食物和口服保养品，能够起到补充人体胶原蛋白的效果。、
有些朋友在补充胶原蛋白之后，发觉自己脸变圆了，反而像变胖一样？其实这是因为缺乏的娇艳蛋白得到了补充，使真皮的弹性和含水量等得到了提升，皮肤变得更加饱满所致。
因为胶原蛋白本质上属于蛋白质，并非主要的能量物质，因此不会轻易使人发胖。但是由于胶原蛋白含量丰富的食物多数热量特也较高，因此不宜经常使用。
市售的胶原蛋白口服液也能够起到补充胶原蛋白的作用，但是编辑还是建议以食疗为主。通过健康天然的补充方式，除了能够补充胶原蛋白起到美肤的功效之外，还有利于调节身体各项技能
Tremella not replenish collagen diet should pay attention to
Collagen has become the beauty of people love beauty, by adding collagen can play a compact skin, let a person become more young. Collagen to the skin can play a supporting role but is prone to erosion, beauty of the women how to lock the collagen and timely supplement?
The elasticity of the skin collagen decreased, the trouble?
Collagen is the human aging must complement nutrient, accounted for 30% of the total protein in human body, an adult 's body about 3 kilograms of collagen. It widely exists in the human skin, bone, muscle, cartilage, articular, hair tissue, plays a supporting, restoration, protection of three anti aging effect.
When the body of collagen protein content decreased, lost the support of the skin strength, external manifestation is the skin appears dry and relaxation without elasticity.
Why in vivo collagen loss will be?
Along with the growth of the age, the body will change the new supersedes the old. Generally, women at the age of 25 to reach the new supersedes the old. Peak, then gradually decline. The new supersedes the old. Slowly, collagen growth rate is lower than the speed of metabolism, natural will appear the phenomenon of loss of collagen.
Cause the body to cause decreased collagen content in addition to the normal age leads to slow metabolism, there are a variety of reasons. Free radicals, UV led directly to collagen denaturation; matrix metalloproteinase ( MMP ) excessive live accelerated degradation of collagen; sugar and protein binding, caused the loss of elasticity, irreversible glycation products; lack of collagen materials, fibroblast viability decreased, vitamin C deficiency leads to reduced collagen synthesis.
Synthetic collagen loss reasons, in order to curb the loss of its origin, it should reduce sugar intake and increase the absorption of vitamin C, at the same time should pay attention to sun protection and strengthening of sports.
Tremella and cannot replenish collagen
Collagen found mostly in animal in vivo, virtually all animal foods also contain collagen, besides the common pig, pork skin, collagen protein-rich food mainly cattle tendons, chicken feet, chicken wings, chicken, fish, shark fins and cartilage.
Among the many collagen, fish collagen most beneficial to the human body. Because fish collagen structure and closest to the human body, is the most easily absorbed by the body tissue identification of collagen. So you want to add collagen women may wish to eat fish, stewed, cooking, burning and soup cooking method best.
Pinzido intake of orange, carrot, tomato, grape antioxidant functional food, to reduce free radicals in vivo on collagen damage. It is worth mentioning that, nourishing food fungus is cellulose and vitamin content of higher food, where collagen content is less, and not very good for in vivo collagen supplement.
Supplement collagen will get fat?
No matter what to eat protein, will eventually be broken down into amino acids, and synthesis of collagen, so eat a collagen does not supplement skin collagen. Therefore, the human body and can not directly absorb collagen, but through the food and oral care products, to supplement the body collagen effect. ,
Some friends in the collagen protein supplement, found himself face turns round, but like fat? In fact, this is because of the lack of all proteins have been added, so that the dermal elastic and water content was improved, the skin becomes more full.
Because collagen essence belongs to the protein, not the main energy substances, it will not easily make people fat. But because the collagen content rich food most heat special is also high, so it should not be used.
Commercially available collagen oral liquid can also play a complementary role of collagen, but the editing was suggested to diet-based. Through the natural health supplements, in addition to supplement collagen to the skin effect, and conducive to the regulation of physical skills