Quench
Quench
The power of mushrooms.
1 fl oz / 30 ml
5.0 / 5.0
(12) 12 total reviews
Quench is a hydrating facial serum built around snow mushroom, a humectant that holds even more water than hyaluronic acid. It's formulated for dehydrated, barrier-compromised, or allergy-prone skin, including post-treatment and rosacea-prone skin, and works across all skin types.
Quench gives skin sustained hydration that works with the barrier instead of against it. Snow mushroom draws moisture into the skin and holds it there, which shows up as smoother texture, better elasticity, and skin that stays calm under stress.
For a compromised barrier, allergy-prone skin, or skin recovering from a treatment, Quench helps restore that balance. Paired with Shield Skin Nutrition Oil, it becomes a two-part system: a water-binding serum followed by a lipid layer that seals the hydration in. Together, they support a stronger barrier without irritation or rebound dryness.
Why You’ll Love It
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Snow Mushroom Hydration: holds up to 500 times its weight in water, drawing moisture deep into the skin for lasting hydration and improved elasticity.
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Niacinamide: evens out tone, softens the look of dullness, and helps balance oil production.
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Mandelic Acid, a Gentle AHA: smooths texture and supports collagen production over time with regular use.
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Barrier Reinforcement: strengthens the skin's protective acid mantle, so it holds up better against harsh products, dry air, and everyday stressors.
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Visible Calm: many reviewers note a noticeable glow within days, without redness or irritation.
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Fermented Radish Root: supports a balanced skin microbiome for a calmer, more even complexion.
Why Quench Stands Out
What sets Quench apart is how the formula works beneath the surface, not just how it feels going on. Snow mushroom floods the skin with water-binding hydration, while panthenol (vitamin B) and licorice root extract calm inflammation and support barrier strength. Together, this combination helps skin hold onto hydration longer, respond better to other actives, and recover faster from everyday stress. The texture is light, but the effect underneath it runs deep. Even oily skin feels good wearing Quench!
FAQ Section
Is snow mushroom better than hyaluronic acid? They work in a similar way but aren't the same molecule. Snow mushroom is a polysaccharide from the Tremella fuciformis mushroom, and it can hold a very high amount of water relative to its weight, comparable to or exceeding hyaluronic acid in lab measurements. In a serum, that means it draws moisture into the skin and helps it stay there. It's not a source of hyaluronic acid; it's a separate humectant with a similar water-binding effect. Some people who don't tolerate hyaluronic acid well find snow mushroom more comfortable on their skin, which makes it a useful alternative for hydration when hyaluronic acid isn't a good fit.
Can I use Quench if I have rosacea or sensitive skin? Quench is formulated with calming ingredients like panthenol and licorice root extract alongside its hydrating actives, which is why it's suited to compromised or reactive skin. As with any new product, patch test first and introduce it gradually if your skin is easily irritated.
Does Quench replace a moisturizer? It depends on your skin type. Oily skin can often use Quench alone as a moisturizer, followed by SPF. Normal, dry, or sensitive skin typically needs a layer on top, such as Shield Skin Nutrition Oil or a cream moisturizer, to seal in the hydration Quench provides.
Can I use Quench with other active ingredients, like retinol? Quench's niacinamide and mandelic acid are generally well tolerated alongside other actives. Mandelic acid is one of the gentler AHAs, but layering multiple actives can still increase the chance of irritation, so introduce new combinations slowly and watch how your skin responds.
How long does it take to see results? Hydration benefits are typically noticeable within the first few uses. Changes tied to niacinamide (tone, dullness) and mandelic acid (texture, collagen support) build with consistent use over weeks, in line with how those ingredients are understood to work.
✔️ Can be used alone or as the first layer in a two part complete moisture system with Shield skin nutrition oil.
Ingredients
Licorice Root Extract Niacinamide Snow Mushroom
Made for
All skin types
How to Use
How to Use
Shake well before use.
Oily skin: Apply to clean, damp skin as your moisturizer. Follow with SPF.
Normal/Dry/Sensitive skin: Apply to clean, damp skin then follow with Shield and/or cream moisture. Always use SPF.
May be used both morning and evening to provide water hydration to skin.
Ingredients
Ingredients
Aqua (Water), Glycerin, Ethylhexyl Palmitate, Propanediol, Niacinamide, Panthenol (D), Polysorbate 20, Leuconostoc/Radish Root Ferment Filtrate, Pentaerythrityl Tetraisostearate,1,2-Hexanediol, Sodium PCA, Caprylyl Glycol, Malic Acid (L), Mandelic Acid (L), Acacia Senegal Gum, Tremella Fuciformis, Glycyrrhiza Glabra (Licorice) Root Extract, Sodium Gluconate, Xanthan Gum, Bisabolol (L-alpha), Citrus Aurantium Bergamia (Bergamot) Fruit Oil, Citrus Limon (Lemon) Peel Oil, Tropolone, Hamamelis Virginiana (Witch Hazel) Water, Citric Acid, Sodium Hydroxide, Alcohol
Recycling
Recycling
1. Separate bottle components. Carefully remove dropper from aluminum cap and silicone bulb.
2. Rinse glass bottle and dropper thoroughly.
3. No need to remove label.
4. All parts are suitable for residential, curbside recycling programs.
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Reviews
Let customers speak for us
from 63 reviewsI’ve tried every scrub on the market, trying to find one that worked as well as Pernox, with no luck. THEN I discovered Grit! My skin has never looked better, with ZERO redness, irritation , or issues. My quest has ended!
I love everything about Angela and her products. She's educated us about the importance of refreshing our faces with intelligent choices. For instance, I never understood the importance of water on my face. I'd just been slapping hand cream on my skin hoping for the best. Her scrub is excellent. It's got body to it. You really feel that you're cleaning your pores. The following water and oil treatment leaves me feeling like I've done my face a real favor.
I’ve been using this product for a couple of years. It’s the first product I’ve ever stuck with. In full transparency, I did recently try another nighttime product that came very highly recommended and was quite expensive. I tried it for about a month and couldn’t wait to get back to my cult of reason regime. I am a sixty-year-old woman and my skin feels and looks better than it has years.
I’m so glad I found Grit! It’s pricey but so worth it! My skin is clear and not over dry! Love this stuff!!
It’s been a long time since my face has felt so clean without feeling abrasive . Grit is wonderful. I must never have completely removed makeup before.
Thank you!
Excellent
The products are the best I’ve ever used on my skin. I love Cult Of Reason. Love Angela and I will not go to anyone else for my skin care. For someone to develop their own line of skin care is amazing!!! Thank you!!!
The Esthetician’s Guide to Skincare Basics, Volume I
This book delivers exactly what it promises: sensible, effective skincare guidance grounded in expertise rather than hype. Angela breaks down complex topics into clear, understandable explanations without oversimplifying. I finished it feeling more confident about how to evaluate products, build a routine, and avoid wasting money on trends that sound impressive but do very little.
What stood out most is the tone. It feels honest and practical. The recommendations are realistic, the science is explained in plain language, and the advice is actionable. I’ve already adjusted my routine based on what I learned, and it feels streamlined and more intentional.
If you want skincare guidance that prioritizes long-term skin health over marketing buzzwords, this book is a strong, trustworthy resource.
I am really loving the snow mushroom serum Quench! My face is looking flawless! I also am using the Shield at night only. That works best for me. I am seeing a difference already in the tone/texture. I really love that Angela has put her heart and soul into these products and it shows… high quality, nothing short of perfection. 10 ⭐️’s!
I’ve recently been asked by my regular derma-plane provider, “what have you done differently to your skin, it looks incredible”. I noticed too, within first week of using cult of reason. Also had an MD appt, technician looked at me, then to paperwork and said, “your age isn’t tracking”. These products work like I’ve never experienced… This is my second round and I never want to run out. I’m turning 55 in 2 weeks. Buy the trio
Quench absorbs into my skin so easily and quickly. My skin feels light and clear, unlike when I’ve used a cream moisturizer. Shield lightly holds all the moisture in place. My rosacea redness goes away and my skin glows. I love this dynamic duo. :)
Grit and Quench…. I have very dry skin and cells that love to build up. The texture of both of these products are so luxurious without any messy residues. And the feeling and look afterward of clean, bumps & buildup free, and hydrated. I’m loving this stuff.
Wow... after years of using only simple drugstore products and being against spending hundreds of dollars on heavily marketed, chemical-filled products, I decided my aging skin needed something more. Looking to buy local and natural, and admiring Angela and her dedication to the skin-care field, my first choice was to try Cult of Reason. What a difference! After using the trio (Grit, Quench, and Shield) my skin feels softer; looks so much brighter; and stays hydrated all day. Happy to say I've found the skin-care line that truly matches my skins needs!
Im on my third reorder of the trio and now getting extras to give to all my loved ones. Highly recommend.
Why it works
Used in beauty preparations for hundreds of years, snow mushroom deeply hydrates and boosts collagen production. Glycerin, a humectant, attracts and holds in water for further hydration. Mandelic acid, a gentle AHA, smooths skin and leaves it soft to the touch.
Always
Esthetician-developed
Made in the USA
Vegan-friendly
Plant-based
Cruelty-free
No plastic beads
“The Power Of Mushrooms.”
Reviews
Grit and Quench…. I have very dry skin and cells that love to build up. The texture of both of these products are so luxurious without any messy residues. And the feeling and look afterward of clean, bumps & buildup free, and hydrated. I’m loving this stuff.
Im on my third reorder. I love all of the cult of reason products.
Love it!
Yay! Thanks for being a loyal customer -- there's no higher compliment than a subscription buyer.
Amazing product. More than worth the price. Smells and feels amazing; hydrates better than any lotion I’ve tried.
Thank you so much for the kind review. Loving that it's doing the job for you!
The quench product is the absolute favorite preference by my wife. This year we purchased two as the product and delivery surpasses expectations! We will visit Cult of Reason again in the future.
I can't think of anything more affirming than a multi-purchase repeat friend. Truly, it makes my day to know you and your wife trust these products enough to keep restocking. Thank you. Cheers to a more hydrated future!