does glutathione pills work if i am a smoker with Cofactors — Seeking Health 5 Best Glutathione Supplements in
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47 Suppl 1, 190201 (2004)

Similar cellular migration patterns from niches in intervertebral disc and in knee-joint regions detected by in situ labeling: an experimental study in the New Zealand white rabbit
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S2CID 11652289

So the long-term results you can see when using an LED mask over time are things like, reduction in the appearance of fine lines, reduction in the appearance of wrinkles, reduction in under eye bags, firmer skin, tighter skin, reduction in signs of aging, scar fading, plumper looking skin, reduction in visibility of blemishes, and visibly clearer looking skin