Which of the following is considered the mildest toning lotion?

A skin freshener is indeed recognized as the mildest toning lotion. It contains a lower concentration of active ingredients compared to other toners and astringents, making it suitable for sensitive skin types or for those looking for a gentle cleansing and hydration option. Skin fresheners are designed to soothe the skin, often incorporating hydrating elements, and help maintain the skin's natural moisture balance without stripping away essential oils.

In contrast, toners may contain more potent astringent properties that can help in removing excess oil and impurities, which can be harsh on delicate skin types. Astringents typically contain higher levels of alcohol or other drying agents, making them more effective for oily skin but harsher overall. Essences, while hydrating and beneficial for skin texture, generally serve a different purpose and focus on deep hydration rather than toning. Thus, the refreshing and gentle nature of skin fresheners positions them as the mildest option among these choices.