Is Glutathione Injection Better Than Liposomal Glutathione?

No published study has compared glutathione injections directly with oral liposomal glutathione, so neither one has been shown to work better. Liposomal glutathione taken by mouth has small human studies showing that glutathione levels in blood and immune cells go up within one to two weeks. Glutathione injections get past the gut but lack that kind of measured data. They also cost more: $75 to $99 a month from one telehealth seller, against a median of about $42 a month for liposomal supplements. And IV glutathione was the subject of an FDA safety alert in August 2026.

Does a glutathione injection get more into your body than liposomal glutathione?

Nobody knows yet. None of the studies here measured injected and liposomal glutathione side by side. A page that calls the shot "more effective than oral" is guessing.

The case for the shot is your gut. Your gut contains a lot of an enzyme called GGT, which breaks glutathione down and may stop it from being absorbed intact. That is why researchers long assumed plain glutathione pills were poorly absorbed. Injections skip the gut, and researchers have used IV and intramuscular glutathione to raise glutathione levels in the blood.

Liposomal glutathione gets around the same problem a different way. It wraps glutathione in a tiny fat bubble (a liposome) that protects it in the gut. A small study of one branded liposomal product gave 12 healthy adults a single 1 g dose of liposomal or plain glutathione, with six people in each group. In the liposomal group, the peak blood level was about 1,800 ng/ml, roughly 6 times higher than with plain glutathione. It was still above 500 ng/ml 24 hours later.

Injection makers recommend IV glutathione for fast results, usually 600 to 1,200 mg once or twice a week with no set end date. A 2018 dermatology review found that the evidence IV glutathione works is still lacking. Nobody has worked out how long a course should last or whether the results hold.

Does oral liposomal glutathione raise your glutathione levels?

Yes, in a small study. In a one-month liposomal pilot, 12 healthy adults took 500 or 1,000 mg a day. Their levels rose after one week and peaked at two weeks. The two doses worked about the same, though the study was too small to rule out a difference, and it had no placebo group. Plain glutathione pills also raised levels in a six-month placebo-controlled trial, but only with time. In a four-week trial of plain glutathione, levels did not change compared with placebo.

Does more glutathione mean better protection for your cells?

In the liposomal pilot, higher glutathione levels came with signs of less cell stress and stronger immune activity. A blood marker of oxidative damage fell 35%. By week two, the killing activity of natural killer cells (immune cells that clear infected or damaged cells) rose by up to 400%, and immune cells multiplied up to 60% more when stimulated.

In the six-month trial, natural killer cell activity more than doubled compared with placebo after three months on 1,000 mg a day of plain glutathione. One month after people stopped, their glutathione levels were back where they started. If you want higher levels, plan on taking it every day.

Whether any of this shows up in your skin is less clear. In two small trials, 500 mg a day of oral glutathione lowered a measured melanin index (a reading of skin pigment). In one of those trials, the drop beat placebo at 2 of the 6 skin sites measured. The 2018 dermatology review concluded there is little convincing evidence for glutathione as a treatment for dark spots or uneven tone, because the trials were small and short.

IV glutathione did no better for skin tone. The one placebo-controlled IV trial gave 1,200 mg twice a week for six weeks, compared with saline. The results did not support IV glutathione as an effective or lasting skin lightener. That trial had a high dropout rate and relied on subjective scoring.

Are glutathione injections safe?

They carry risks that capsules do not. On August 27, 2026, FDA reported that at least 30 people had fever, chills, pain, dizziness, signs of shock and sepsis-like symptoms after IV glutathione. Some were hospitalized. The injections were compounded from a dietary-supplement-grade glutathione ingredient (Medisca Lot #229536). Two Texas pharmacies recalled glutathione injectables because they contained high levels of endotoxin, a toxin released by bacteria.

FDA told health care professionals to check where their compounding pharmacy gets its glutathione. It told consumers with concerns to talk to their health care professional. If a clinic offers you a glutathione shot, ask which pharmacy makes it and where that pharmacy sources its glutathione.

Compounded glutathione injections are not FDA-approved. FDA does not review them for safety, effectiveness or quality before they are sold. Telehealth seller Try Nova states this on its own glutathione injection page.

Oral glutathione supplements have GRAS status (generally recognized as safe) from FDA. The 2018 review lists serious problems linked to IV glutathione: air embolism, blood-borne infections and potentially fatal sepsis. These came from poor injection technique, unsterile or reused needles, and counterfeit product.

How much do glutathione injections cost compared with liposomal glutathione?

Liposomal glutathione usually costs less. Across 64 products tracked by TrueServing, a month at 500 mg a day costs a median of $41.99, with a range of $2.60 to $624.94. Some blends list only a small amount of glutathione, so compare the glutathione per serving, not the bottle price.

Try Nova sells a glutathione injection (a 10 mL vial at 200 mg/mL) for $99 a month on a monthly plan. On a three-month plan, it costs $75 a month for the first three months and $85 a month after that. The price includes the consultation, the medication, supplies and shipping.

If what you really want is brighter, clearer skin or more energy, take the quiz and tell our clinical team your goal so they can see which plan fits you. Our skin plans include tretinoin, GHK-Cu copper peptide and NAD+ face cream, and our energy plans include NAD+.