The Complete Guide to CBD Bioavailability
- davidsoncruser
- Mar 7, 2022
- 4 min read
Updated: May 12, 2022

The CBD business has been flourishing over the previous half-decade, thanks to the widespread use of cannabidiol (CBD) for various reasons. By now, you've most likely heard of the term 'bioavailability.' Companies touting increased bioavailability for anything from CBD vapes to topical lotions and ointments are common. Some even claim that nanoparticles have improved CBD absorption.
As a CBD user, you should understand what bioavailability is, what CBD bioavailability is, and how it impacts you, whatever the terminology is. You should also be aware of the differences in bioavailability between CBD oral bioavailability and CBD oil bioavailability.
There is a difference in bioavailability across various routes of intake. Whether you're new to CBD or a seasoned user, this helpful guide will help you identify the best CBD choice for bioavailability for your requirements, as well as methods to improve your CBD experience potentially.
What Is Bioavailability?
The availability of all medications and substances to the body's cells is bioavailability. It relates to the amount and pace at which a chemical enters the bloodstream or the ratio. The quantity of active substances that make it into the circulation is distributed to the cells and tissues of the body as needed.
"Bioavailability" is the degree and rate or ratio at which the body's circulatory system absorbs a medicine. Varied compounds have variable cellular absorption rates or ratios and different bioavailability levels. The better a substance assimilates into the body, the higher its bioavailability.
Consider the drug ibuprofen, which has a high bioavailability of more than 80%. When you take ibuprofen, your cells will use around 80% of the whole quantity.
What is CBD Bioavailability?
CBD's superior safety profile and non-addictive characteristics make it a compelling alternative to many traditional medications, with significant health and healing potential. But, to be active and efficient, CBD must be absorbed into your circulation and reach your endocannabinoid system; this is known as CBD bioavailability. CBD bioavailability refers to how much CBD is absorbed or absorbed by the body.
CBD bioavailability ranges from thirteen to nineteen percent when consumed. This means that if you take 20mg of CBD, your bloodstream will only absorb 3mg or less of it.
In previous research, CBD oral bioavailability is low (13–19%), including animal trials. Depending on these rates, the distribution techniques will affect the possible effects of CBD. Some approaches are more effective and absorbent than others.
CBD oil is not easily absorbed because our bodies are 65-70 percent water. You may be surprised to learn how badly CBD oil is absorbed. Tests have shown that 15-20% of CBD oil given orally is absorbed best, while only 5-10% is absorbed on average. As a result, CBD oil bioavailability is extremely poor.

A sublingual dose of CBD with oil, on the other hand, boosts CBD bioavailability because the glands beneath the tongue absorb the CBD and transfer it straight to the circulation via their direct routes.
CBD bioavailability is mostly determined by the type of CBD product you eat and how you consume it. CBD bioavailability is important since products that aren't correctly constructed for bioavailability don't deliver the full advantages.
What Do Studies Say About CBD Bioavailability?
You may already be aware that different CBD intake techniques result in varying levels of bioavailability. Only a few research studies have investigated the perplexing problem of CBD bioavailability. According to Research, inhaling CBD through smoke results in a bioavailability of roughly 31%, and this is arguably the most definitive evidence of CBD's true bioavailability in people.
That study systematically evaluated several prior studies, including data drawn from various sources. The findings of the other researchers aren't quite as firm. According to a different study published in the Journal of Cannabis and Cannabinoid Research, the chemical structure of CBD oil results in fundamentally limited bioavailability.
This is because CBD's hydrophobic nature does not mix well with water-based human tissue systems. The study also found that ingesting six 100mg doses of oral CBD oil boosts bioavailability, albeit it didn't say how much.
What Is the Best CBD Option for Bioavailability?
Choosing the best CBD product is determined by the user's goals. Although all products have potential therapeutic advantages, their bioavailability, concentration, and purity rates differ. CBD has poor water solubility by nature. As a result, any route of ingestion with a high bioavailability must be oil-based.
Taking CBD oil intranasally is likely to be your best choice if you're seeking the maximum potential CBD bioavailability. Intranasal and sublingual delivery is frequently pitted against one another. If you haven't heard of it, Intranasal administration is when a chemical is inhaled through the nose. The chemical is subsequently taken into the circulation via the nose's mucosa, which has many blood vessels. However, it is a widely loathed technique of CBD administration since it causes discomfort and isn't the most effective manner of ingesting cannabis.
For the most part, CBD oil is the most likely solution. If that's the case, look for a product with many MCT oils, such as CBD oil. Although you should not smoke or vape at this age, smoking hemp would be the greatest CBD choice for you because it has the most bioavailability. If you seek the most convenient way to consume CBD, softgels or edibles are the best options.
Final Thoughts
Although CBD is widely available, research into how the body processes it is still in its infancy. Furthermore, the CBD absorption and assimilation rate varies greatly amongst different kinds of animals, including humans. As a result, experimentation on mice does not necessarily transfer to people.
If you're looking for the best amount of bioavailability, you should choose CBD oil made with coconut oil or CBD intranasal spray. You shouldn't be concerned about the individual bioavailability rating of any CBD product you purchase.
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