Be more specific so I can help you
Answer:
Yes.
This allows products and vitamins selected to suit your skin condition to be pushed into the dermis (deeper layers of the skin) where they are more effective in treating acne, pigmentation, ageing and improving the skin's overall appearance.
Explanation:
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I think the answer is B. Overload principle.
The overload principle puts load on the body. Usually more than the body is used to.
Hope this helps!:)