Harvey CJ, Thimmulappa RK, Sethi S, et al
The evidence overwhelmingly indicates IV glutathione lacks adequate clinical support for skin brightening, with experts universally cautioning against its use while patients face substantial risks for minimal, temporary benefits
The FIT UK Injection Technique recommendations provide further evidence-based guidance on site selection and rotation
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That being said, some natural actives from plants and botanicals are sticky, oily or too fluffy which makes them difficult to manufacture with.The capsule machine requires specific textures/flows to be able to press capsules correctly, so, sometimes we have to use an excipient to help flow in the machines or filling of the capsules