This content is strictly the opinion of Dr. Josh Axe and is for informational and educational purposes only. It is not intended to provide medical advice or to take the place of medical advice or treatment from a personal physician. All readers/viewers of this content are advised to consult their doctors or qualified health professionals regarding specific health questions. Neither Dr. Axe nor the publisher of this content takes responsibility for possible health consequences of any person or persons reading or following the information in this educational content. All viewers of this content, especially those taking prescription or over-the-counter medications, should consult their physicians before beginning any nutrition, supplement or lifestyle program.
Scientists have identified 113 cannabinoids in hemp plants.  CBD (cannabidiol) is one of them. CBD is a phytocannabinoid that makes up almost 40% of the plant’s extract, and it’s one of the most active substances derived from it. THC (tetrahydrocannabinol) for comparison is derived from the marijuana plant, and it is the most active substance derived from it.

You can use pure CBD oil sublingually, or place it under the tongue. The capillaries in the mucous membranes absorb the CBD, and then they enter the bloodstream. What’s left of the oil is swallowed and digested. This method allows for immediate and long-lasting relief. If you choose to use CBD oil like this, make sure you’re holding it under the tongue for more than a minute so that it can be absorbed in the bloodstream. The active substances in the CBD interact with the endocannabinoid system within minutes.
It’s thought that the endocannabinoid system may be critical for regulating sleep and sleep stability, which make sense, as it promotes balance throughout the body. Research seems to show that when CBD interacts with this system, sufferers may achieve longer periods of overall sleep. Furthermore, earlier research demonstrated that CBD may provide relief for insomnia sufferers who struggle to achieve REM sleep due to anxiety. (33, 34, 35)
If you live in a state where CBD is legal for your condition, it’s best to buy it from a state-regulated dispensary. But even there, oversight is uneven. “I feel safe being a cannabis consumer in Colorado, since the state tracks everything from seed to sale, but I didn’t the first few years after cannabis became legal,” when the rules were still taking shape, says Robyn Griggs Lawrence, the Boulder author of The Cannabis Kitchen Cookbook, which features recipes for cannabis edibles.
The inquiry upon the manner in which THC produces its psychoactive effects on the human body led, in the 1980’s, to the discovery of the endocannabinoid system – a rather loose complex of nerve receptors which under the influence of compounds called cannabinoids trigger many physiological and psychological reactions. Because cannabinoid receptors are present in almost every tissue of a mammal’s body (although they are not limited to mammals), it has wide-ranging influences on the well-being of an organism. Therefore cannabinoids are definitely substances that deserve further attention from scientists.

Research on CBD and anxiety has generally looked at cannabis as a whole product, not as CBD as a standalone compound. Some studies suggest that it can help with anxiety: like this 2011 study that suggests CBDcan reduce social anxiety or this 2015 review that says CBD could be promising for many forms of anxiety. It’s also important to consider whether the CBD comes from the cannabis plant and therefore may include THC, a cannabinoid that for some, induces anxiety. Read our comprehensive article on CBD and anxiety, here.


The 600 mg oil is a good “step-up” option for people who find that they’re having to take large (and/or multiple) doses of the 300 mg in order to get effective results. In general, a lot of people use this strenght for more moderate cases of anxiety, pain, inflammation, and digestive issues. A single dose is still the same 15 drops of oil, but instead of containing 7.5 mg of CBD, a 600 mg bottle will contain 15 mg per dose.
We have receptors for cannabinoids in the whole body, but the first type (CB1) are very dense in the pain pathways of the brain, spine, and nerves. The second type (CB2) are more important for the immune system but is also involved in inflammation. By gently acting on both pathways, our internal cannabinoids and CBD can balance both pain and inflammation [64].

The benefits of CBD don’t stop there. You may also incorporate it in your beauty products for skin care or use it for joint support after a workout. With CBD products available even for pets, you’re likely to find one that suits your needs. However, there are hundreds to choose from, which is why we put together a “buy cannabidiol” guide to empower you with knowledge to make the best decision.

While CBD and marijuana have been used for centuries for many remedies, the role CBD can play in lessening the severity and number of seizures in those diagnosed with epilepsy came into the spotlight in the early 2000’s. That’s when the Figi family began looking for a way to treat their daughter Charlotte’s seizures. At the time, she was suffering upwards of 300 seizures per week. (8)

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We’ve ranked every one of the high-strength CBD vape oils on this list according to a variety of attributes. We’ve graded them according to potency, quality, strength, flavor, shipping speed, customer service, and pricing; among other factors. Every one of the products on this list has been hand-selected by our editorial team. No matter which product you buy from this list, you can rest easy knowing that you’re buying one of the best high-concentration CBD oils on the planet today.
CBD derived from marijuana is a different story, and the law varies from state to state. But as long as you’re using CBD oil that contains less than 0.3 percent THC, you have nothing to be concerned about anywhere in the United States. On the other hand, if you want to take your CBD on a trip outside the country, definitely look into local laws to avoid getting into awkward situations while you’re away. 

This turn is due to a comprehensive 2015 study aimed at two notoriously difficult manifestations of epilepsy – Dravet syndrome and Lennox-Gastaut syndrome – most often encountered in children. Seizure frequency was found to decrease between 54 percent and 67 percent for the six months cannabidiol medication was used, although a small part of individuals did not continue after three months, as their condition did not improve.
CBD oil is not legal everywhere. It is banned/restricted by countries such as UAE, Dubai, and Saudi Arabia. Although CBD oil is illegal in many of the US states too, some have legalized its use for medicinal purposes. While the number would be ever-changing, as of 2016 there are 17 states in the US which have legalized the use of low THC, high CBD products for medical reasons in limited situations. These states include Alabama, Georgia, Iowa, Kentucky, Florida, Mississippi, Louisiana, Missouri, North Carolina, Oklahoma, South Carolina, Wisconsin, Wyoming, Tennessee, Texas, Utah, and Virginia. It is advisable to consult your local health specialist before use.
Unfortunately, conventional treatments for chronic pain are incredibly expensive. Medications may not be effective enough, yet come with an array of side effects and health risks. Fortunately, there are a variety of options to prevent, manage, and lower pain, including chronic pain through natural means, such as an anti-inflammatory diet, stress-reduction strategies, exercise, and bodywork.
CBD affects the endocannabinoid system, which has cannabinoid receptors throughout the human body. That’s one of the major reasons why CBD’s therapeutic properties include pain relief. The cannabinoid receptors are connected to the human nervous system.  CBD affects some of them (not CB1 and CB2 which are activated by THC) and a  neural connection is triggered in the brain.
'If the Patient Information Leaflet that comes with your medication says to avoid grapefruit juice, for instance, then do not take CBD, as the same type of interaction can affect circulating blood levels of your medicine. Even if the leaflet does not mention grapefruit juice, you should still check with your doctor before taking CBD. You should also not take CBD if you are pregnant or breastfeeding.’
Cannabis, on the other hand, has been known to reduce pain – and has been used to do so for thousands of years. Recent studies, most notably those published in the Journal of Experimental Medicine, have demonstrated the link between CBD and pain/inflammation reduction. (2) While some sufferers of chronic pain resort to traditional marijuana use, it may not be necessary. Because of how CBD interacts with the body, it may be just as effective.
The inability to obtain quality sleep doesn’t just lead to tiresome days; it can impact regular functioning. Each year, numerous individuals make life altering mistakes on the job, in vehicles and more, leading to fatalities. In the medical field, sleep deprivation among practitioners may be responsible for up to 100,000 deaths in the United States.
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