Tack of the Day

Officinalis · Skin care

Officinalis DER Soothing Gel

Officinalis DER Soothing Gel is made for horses with recurrent summer dermatitis, better known as sweet itch: the itching and skin lesions caused by midge bites. It comes in a 500 ml bottle.

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Updated November 2026 · By the Tack of the Day Product Team

Officinalis DER Soothing Gel in 500 ml
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What DER stands for

D.E.R. stands for Dermatite Estiva Recidivante, recurrent summer dermatitis, commonly called sweet itch. Officinalis explains that bites from blood-sucking insects, especially the female Culicoides midge, cause skin lesions and severe itching, and that most horses get bitten despite every precaution.

See it: Officinalis DER Soothing Gel - 500 ml.

Officinalis FAQ

What is Officinalis DER Soothing Gel for?

Keeping a horse’s skin healthy through sweet itch, or recurrent summer dermatitis.

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Sources, read November 1, 2026: Officinalis product descriptions and features as published with each style in the Tack of the Day catalog.