Melatonin is a kind of indoleamine hormone synthesized by the pineal gland of the vertebrate,which has extensive biological functions.
褪黑激是脊脑中松果腺合成的一种吲哚类激,具有广泛的生学作用。
Melatonin is a kind of indoleamine hormone synthesized by the pineal gland of the vertebrate,which has extensive biological functions.
褪黑激是脊脑中松果腺合成的一种吲哚类激,具有广泛的生学作用。
And, as Shives says of melatonin, valerian, and similar substances, "Nobody's regulating this stuff.
而且谢福思还提到褪黑、缬草和相似质,“没有人对这些原料加以规定。”
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