What Is an Herbal Salve?
At first glance, a salve seems incredibly simple: infused oil, butter, beeswax, and a few carefully selected ingredients.
But there is actually a lot happening inside that little tin.
Our Alamo Rescue Salve, made with calendula-infused oil, shea butter, coconut oil, and beeswax, is a great example of why I believe simple formulations can still be incredibly thoughtful.
First, What Exactly Is a Salve?
A salve is an anhydrous, or water-free, topical product made primarily from oils, butters, and waxes.
That's important.
Unlike lotion, which typically contains both water and oil, a salve doesn't have a water phase. Instead, oils, butters, and waxes make up the foundation of the product, giving it that rich, concentrated feel.
That's also why you need so little.
If you've ever scooped out way too much salve the first time you used one, you know exactly what I'm talking about.
A small amount warmed between your fingers goes a surprisingly long way.
But what I really love about salves is that they allow us to combine something people have been doing for generations—infusing plants into oils—with ingredients that moisturize, soften, and condition the skin.
Why Infuse Herbs Into Oil?
This is where things get interesting.
You can't simply put a plant into oil and expect everything inside that plant to transfer into it.
Plants contain many different natural compounds, and those compounds have different solubilities. Some extract better into water, some into alcohol, and others have an affinity for fats and oils. That's one reason the preparation method matters when working with botanicals (Zengin et al., 2023).
It's also why you might see the same herb prepared as a tea, tincture, or infused oil. We're starting with the same plant, but we're not necessarily extracting the same things from it.
For a salve, we're interested in the plant constituents that can be captured through an oil infusion.
We allow dried botanicals to infuse into a carrier oil, and that finished botanical oil becomes part of the foundation of our salve.
And that brings me to one of my absolute favorite plants.
Calendula: The Heart of Alamo Rescue
If I could choose only a handful of herbs to always have around for skincare formulations, calendula would easily make the list.
Calendula (Calendula officinalis) has a long history of traditional topical use. Those beautiful orange and yellow flowers contain naturally occurring plant compounds, including triterpenoids, flavonoids, and carotenoids. Calendula preparations have also been studied for a variety of potential topical uses, although the research and results vary depending on the preparation and application (Muley et al., 2009; Sharma et al., 2013).
From a formulation standpoint, what matters to me is that calendula has such a strong history as a skin-focused botanical.
That's why you'll see it throughout our skincare collection.
For Alamo Rescue, calendula isn't there because it sounds good on an ingredient list.
It's the reason the formulation exists.
We infuse calendula into oil and use that botanical oil as the foundation for a rich salve designed to nourish and condition dry, rough, hardworking skin.
Then we build around it.
Shea Butter: More Than Just a Thickener
Shea butter is one of those ingredients most people recognize, but I don't think it always gets enough credit.
It's not simply there to make a salve creamy.
Shea butter contains fatty acids, particularly oleic and stearic acids, that contribute to its emollient properties (Purnamawati et al., 2017).
Put simply, emollients help soften and smooth the skin.
That's why rich oils and butters can make rough, dry skin feel noticeably softer.
And there's an important distinction here:
Adding oil to your skin isn't technically the same thing as adding water to it.
Ingredients like shea butter help condition the skin and support moisture retention.
That's exactly what I want in a salve.
Coconut Oil: Familiar, but There for a Reason
Coconut oil might not sound as exciting as some unusual botanical ingredient, but an ingredient doesn't have to be exotic to be useful.
Coconut oil is rich in fatty acids, particularly lauric acid, and acts as an emollient in skincare formulations (Purnamawati et al., 2017).
In Alamo Rescue, it helps soften the skin while also improving the way the salve spreads and melts as you massage it in.
It also helps balance the heavier texture of the shea butter and beeswax.
This is something I've come to appreciate more and more about formulation:
Sometimes familiar ingredients are there because they simply do their job really well.
🐝 Beeswax: The Ingredient That Brings Everything Together
Beeswax does much more than turn liquid oil into something you can put in a tin.
It gives the salve its structure, but it also contributes to the occlusive properties of the finished product.
That sounds complicated, but the idea is actually pretty simple.
Our skin naturally loses water throughout the day through a process called transepidermal water loss, or TEWL. Occlusive ingredients create a layer over the skin that can help slow that moisture loss (Sparr et al., 2013; Surber et al., 2021).
So the beeswax isn't necessarily giving your skin hydration.
It's helping your skin hold onto the moisture it already has.
That's one of the reasons I love salves for hands, heels, elbows, and other areas that tend to get especially dry.
So Why Put These Ingredients Together?
This is my favorite part.
When I formulate something, I don't want an ingredient list filled with twenty botanicals just so I can say there are twenty botanicals in it.
I want to know why every ingredient is there.
With Alamo Rescue, the formulation makes sense to me as a system:
Calendula-infused oil brings our botanical foundation and its long history of skin-focused use.
Shea butter helps soften and condition dry skin.
Coconut oil adds additional emollience and gives the salve a beautiful spread.
Beeswax provides structure and helps slow moisture loss from the skin.
They're doing different jobs, but they're working toward the same goal.
And that's what thoughtful formulation means to me.
Why Not Just Use Lotion?
You absolutely can.
I'm not interested in convincing anyone that every conventional product needs to be replaced with an herbal one.
Lotion and salve simply serve different purposes.
A lotion contains water, which makes it lighter and easier to spread over larger areas. A salve is richer and more concentrated.
It's also incredibly convenient. A little tin can live beside your bed, in your purse, at your desk, or in your hiking bag.
And because you don't need much, a little goes a long way.
Why We Call It Alamo “Rescue”
"Rescue" doesn't mean we're claiming these little tin cures every skin problem known to mankind.
It represents how I actually use it.
When my eczema flares up.
When my cuticles look rough.
When my elbows need some attention.
When my skin has simply had enough of Texas weather.
That's when I reach for something rich and concentrated.
To me, it's a rescue for those everyday moments when my skin is asking for a little extra care.
One of the things I'm learning through this business is that I'm increasingly drawn to formulations that simply make sense.
NOT the longest ingredient list.
NOT whatever ingredient happens to be trending this month.
And definitely NOT adding something simply because it sounds impressive.
I want to understand the plants we're using. I want to understand the ingredients supporting them. And I want to keep learning how to create products that are purposeful and practical enough to actually use in everyday life.
Sometimes that means the finished product is surprisingly simple.
And I'm okay with that.
Actually, I think there's something pretty special about it.
A flower.
An oil.
A butter.
A little beeswax.
And generations of botanical knowledge that make me curious enough to keep learning why people have continued reaching for plants like calendula for so long.
That's the part of herbalism I love.
And it's a big part of what we're building at Rosemary & Cedar Botanicals.
Rooted in Nature. Made for Real Life. 🌿
This article is intended for educational purposes. Rosemary & Cedar Botanicals cosmetic products are intended to moisturize, condition, and support the appearance and feel of the skin and are not intended to diagnose, treat, cure, or prevent disease.
Sources & Further Reading
Muley, B. P., Khadabadi, S. S., & Banarase, N. B. (2009). Phytochemical constituents and pharmacological activities of Calendula officinalis Linn (Asteraceae): A review. Tropical Journal of Pharmaceutical Research, 8(5), 455–465.
Purnamawati, S., Indrastuti, N., Danarti, R., & Saefudin, T. (2017). The role of moisturizers in addressing various kinds of dermatitis: A review. Clinical Medicine & Research, 15(3–4), 75–87.
Read the article
Sharma, A., Verma, R., & Ramteke, P. (2013). A review on phytochemistry and ethnopharmacological aspects of genus Calendula. Pharmacognosy Reviews, 7(14), 179–187.
Read the article
Sparr, E., Millecamps, D., Isoir, M., Burnier, V., Larsson, Å., & Cabane, B. (2013). Controlling the hydration of the skin though the application of occluding barrier creams. Journal of the Royal Society Interface, 10(80), 20120788.
Read the article
Surber, C., et al. (2021). Vehicles for drug delivery and cosmetic moisturizers: Review and comparison. Pharmaceutics, 13(12), 2012.
Read the article
Zengin, G., et al. (2023). Major phytochemicals: Recent advances in health benefits and extraction methods. Molecules, 28.
