Larger doses of acetyl L-carnitine and propionyl L-carnitine can be administered thanks to the extremely low toxicity of said active ingredients
Ingredients Low molecular weight fish collagen, isomalt, dried yeast (glutathione 2 , vitamin C, citric acid (anhydrous), Enzyme-treated stevia, vitamin E mixture (DL--tocopheryl acetate, modified starch, glucose syrup powder, silicon dioxide), DL-malic acid, silicon dioxide, elastin hydrolyzate powder (American), milk protein concentrate (milk ceramide) (New Zealand product), BB LAB Complex (SF3X-7), hyaluronic acid mixture (dextrin, hyaluronic acid), vitamin A mixture (glucose syrup powder, corn starch, gum arabic, powdered vitamin A, vitamin E), glycine, L-proline, L-cystine, nicotinic acid amide, carrot extract powder, white tomato concentrated extract powder, sucralose (sweetener), N-acetylglucosamine, 17 types of mixed lactic acid bacteria
Signs and symptoms One primary symptom of B12 deficiency is fatigue a level of tiredness or exhaustion so deep that it affects daily life activities
Temporary water retention or puffiness
Article versions Submission history Received : 15 August 2025 Resubmitted : 19 October 2025 Accepted : 8 November 2025 Published online : 9 December 2025 Acknowledgments Funding: This research was funded by the Korean ARPA-H Project through the Korea Health Industry Development Institute (KHIDI), with support from the Ministry of Health & Welfare, Republic of Korea (grant number: RS-2024-00507183)
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