进行有规律的锻炼保持皮肤的紧致，使血液流遍全身。
Exercise regularly to maintain your skin firm and let your blood flow through all your body.
维生素C是身体合成胶原所必须的物质，胶原蛋白能使皮肤紧致有弹性。
Vitamin C is essential for your body to make collagen, the protein that keeps skin firm and elastic.
重返的凝血细胞能够刺激克里斯汀自己的皮肤产生胶原蛋白和弹性蛋白，从而紧致肌肤。
The idea is they will stimulate her own skin cells to produce more collagen and elastin, tightening up her skin.
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