The Outset Firming Vegan Collagen Prep Serum in Beauty: NA. The Outset Firming Vegan Collagen Prep Serum in Beauty: NA. The Outset's 4-in-1 super serum firms, brightens, plumps, and hydrates in 4 weeks without irritation. Their skin philosophy is centered on this prep step - the essential, second step in your daily routine that delivers an immediate, healthy glow while conditioning skin over time. The Prep Serum preps skin to a balanced state after cleansing and prior to moisturizing, creating a nourished canvas that brings visible radiance and won't pill under makeup.. Vegan and cruelty-free Free of gluten, fragrance, silicone, and sulfates. Vegan Collagen sustainably created via fermentation, this clean alternative to traditional collagen helps improve skin firmness and elasticity. Brassica Napus Seedcake Extract, clinically proven to improve the look of hyperpigmentation. 1 fl oz. Use morning and night, after cleansing and before moisturizer.. Apply a few pumps of serum into your hands and gently sweep over the face and neck in upward strokes.. TOUT-WU2. T101.