Vitamin D gummies: how they compare with pills and what to check

In one crossover trial, 20,000 IU of vitamin D3 as gummies produced higher blood vitamin D3 than tablets in 31 healthy adults. That is one brand, one single dose and a blood level, not a health outcome. On a gummy label, check the amount per gummy, the serving size and the 100 mcg (4,000 IU) daily limit.

Are vitamin D3 gummies effective, and are they as good as pills?

The only trial we cite that compares the two is a 2019 randomised crossover study from the Medical University of South Carolina. Healthy adults aged 18 to 45 took a single dose of 20,000 IU of vitamin D3 as gummies or as tablets, then crossed over after a two-week washout. In the larger confirmatory study (31 people), the area under the blood-level curve over 48 hours was 1,474 ng·h/mL for gummies against 774 for tablets, and the peak concentration was 47.3 ng/mL against 23.4 (both p < 0.0001). A small first study (9 people) pointed the same way.

Read that for what it is. It supports "the gummy was absorbed at least as well as that tablet" for one product at one dose in healthy young adults. It does not show that gummies are better in general, that they change any health outcome, or that daily dosing at 1,000 or 2,000 IU behaves the same. We cite no trial of a gummy against a softgel. The authors suggested the result may matter for reaching sufficiency; no outcome was measured.

What to check on a gummy label

• Amount per gummy and per serving. A serving of gummies is often more than one. Divide the vitamin D on the panel by the number of gummies in the serving, and check the number you actually eat.
• The form. D3 (cholecalciferol) or D2. In a meta-analysis of trials, D3 raised blood vitamin D more than D2 overall, but the advantage disappeared when the dose was taken daily.
• High-dose gummies. Gummies sold at 5,000 IU (125 mcg) are above the adult upper limit of 100 mcg (4,000 IU) on their own, and 3,000 IU (75 mcg) is three quarters of it. Add every other source before you decide.
• Other ingredients. Gummies usually carry sugar or sweeteners, a gelling agent and flavours; the Supplement Facts panel lists them. If you avoid gelatin, check whether the gel is pectin.
• Whether the content matches the label. A laboratory check of nine vitamin D3 products sold in Hungary (five softgels, four tablets) found all within the allowed tolerance of −20% to +50% of the label. No gummies were tested, and a tolerance that wide is not reassurance on its own. We hold no content test for any gummy.

Stacking: the way gummies go over the limit

Chewing a gummy tends to feel like less than swallowing a pill, but the vitamin D count is the same. If you take a gummy and also a multivitamin, a fish-liver oil or another supplement, add them. Our Personal Routines "D Complex" pill carries 125 mcg (5,000 IU) of vitamin D3 by itself, so it should not be combined with any other vitamin D product at all, including our 50 mcg softgel. The limits and symptoms of too much are in how much vitamin D is too much.

Our product is a softgel, not a gummy

We do not sell a vitamin D gummy. Electric Tiger Vitamin D3 is a softgel: 50 mcg (2,000 IU) of vitamin D3 as cholecalciferol, with gelatin, glycerin, water, soybean oil and corn oil as the other ingredients, one softgel daily, as low as $15.35 a bottle on subscription. It is not vegan. Which format suits you is a matter of what you will take every day; for the softgel and fat-containing meals, see when to take vitamin D.

Questions people ask

Are vitamin D3 gummies effective?

One crossover trial found a gummy gave higher blood vitamin D3 than a tablet after a single 20,000 IU dose in 31 healthy adults. Whether any gummy changes a health outcome was not tested.

Are vitamin D3 gummies as good as pills?

As good at raising blood levels in that one trial, for that product. We cite nothing comparing gummies with softgels, and no long-term trial of a gummy.

Is a 5,000 IU or 3,000 IU gummy too much?

5,000 IU (125 mcg) is above the 100 mcg (4,000 IU) adult upper limit, which counts food and supplements together. 3,000 IU (75 mcg) is under it, but leaves 25 mcg (1,000 IU) for everything else. Ask a clinician before going over the limit.

Are there vegan or K2 gummies, or chewables?

Some are made with pectin and some add vitamin K2; the label says which. We sell neither, and cite no trial of D3 with K2, so we cannot compare them.